IP Verse

Drospirenon (6Ss, 7Ss; 15Ss,16Ss-Dimethylene-3-Oxo-17Alpha-Pregn-4-Ene-21,17-Carbolactone, Drsp) With Less Than 0.2 % Impurity

Patent No. EP2168974 (titled "Drospirenon (6Ss, 7Ss; 15Ss,16Ss-Dimethylene-3-Oxo-17Alpha-Pregn-4-Ene-21,17-Carbolactone, Drsp) With Less Than 0.2 % Impurity") was filed by Bayer on Aug 11, 1997. The application was issued on Jul 2, 2014.

Patent Summary

Patent Family

Patent Oppositions (5)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
GENERICS UK TRADING MYLAN	Apr 2, 2015	JOHNSON
LABORATORIOS LEON FARMA	Nov 7, 2014	SCHON
TEVA PHARMACEUTICAL INDUSTRIES LTD	Oct 2, 2014	FRIEDRICH, RAINER
INDUSTRIALE CHIMICA S.R.L.	Jul 7, 2014	PALLADINO
HEXAL	Jul 7, 2014	TER MEER UND PARTNER

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Oct 31, 2018
Advice of delivery
Oct 26, 2018
Communication about missing proof of delivery
Oct 25, 2018
Advice of delivery
Oct 25, 2018
Advice of delivery
Oct 22, 2018
Advice of delivery
Oct 22, 2018
Termination of the opposition proceedings with revocation of patent
Oct 19, 2018
Advice of delivery
Oct 19, 2018
Advice of delivery
Oct 17, 2018
Advice of delivery
Oct 16, 2018
Decision of the Board of Appeal
Oct 16, 2018
F3032 Notification(s) of the decision
Oct 16, 2018
F3032 Notification(s) of the decision
Oct 16, 2018
F3032 Notification(s) of the decision
Oct 16, 2018
F3032 Notification(s) of the decision
Jul 10, 2018
Amended claims with annotations
Jul 10, 2018
F3013 Oral Proceedings: Forwarding minutes
Jul 10, 2018
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jun 29, 2018
F3345 Forwarding of submissions to parties
Jun 28, 2018
(Electronic) Receipt
Jun 28, 2018
Letter dealing with oral proceedings during the appeal procedure
Jun 28, 2018
Letter dealing with oral proceedings during the appeal procedure
Jun 18, 2018
F3018 Oral proceedings: Confirmation interpreters
Jun 18, 2018
F3345 Forwarding of submissions to parties
Jun 12, 2018
(Electronic) Receipt
Jun 12, 2018
Letter accompanying subsequently filed items
Jun 12, 2018
Letter dealing with oral proceedings during the appeal procedure
Jun 6, 2018
F3345 Forwarding of submissions to parties
Jun 6, 2018
F3345 Forwarding of submissions to parties
Jun 6, 2018
F3345 Forwarding of submissions to parties
Jun 1, 2018
F3345 Forwarding of submissions to parties
Jun 1, 2018
F3345 Forwarding of submissions to parties
Jun 1, 2018
F3345 Forwarding of submissions to parties
May 31, 2018
Letter dealing with oral proceedings during the appeal procedure
May 28, 2018
(Electronic) Receipt
May 28, 2018
Letter accompanying subsequently filed items
May 28, 2018
Letter dealing with oral proceedings during the appeal procedure
May 7, 2018
F3345 Forwarding of submissions to parties
May 2, 2018
(Electronic) Receipt
May 2, 2018
Letter accompanying subsequently filed items
May 2, 2018
Letter dealing with oral proceedings during the appeal procedure
Feb 27, 2018
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 26, 2018
F3345 Forwarding of submissions to parties
Feb 22, 2018
Advice of delivery
Feb 22, 2018
Advice of delivery
Feb 19, 2018
(Electronic) Receipt
Feb 19, 2018
Letter dealing with oral proceedings during the appeal procedure
Feb 19, 2018
Request for interpreters during oral proceedings
Feb 9, 2018
Advice of delivery
Feb 9, 2018
Advice of delivery
Jan 29, 2018
Advice of delivery
Jan 22, 2018
Advice of delivery
Jan 19, 2018
Advice of delivery
Jan 19, 2018
Advice of delivery
Jan 18, 2018
Advice of delivery
Jan 17, 2018
Advice of delivery
Jan 16, 2018
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 16, 2018
F3345 Forwarding of submissions to parties
Jan 16, 2018
F3345 Forwarding of submissions to parties
Jan 16, 2018
F3345 Forwarding of submissions to parties
Jan 11, 2018
Advice of delivery
Jan 11, 2018
F3014 Oral Proceedings: Order cancelling/postponing
Jan 10, 2018
(Electronic) Receipt
Jan 10, 2018
Letter accompanying subsequently filed items
Jan 10, 2018
Letter dealing with oral proceedings during the appeal procedure
Jan 10, 2018
Oral proceedings: Request for postponement
Jan 8, 2018
Advice of delivery
Jan 8, 2018
Advice of delivery
Jan 5, 2018
Advice of delivery
Jan 3, 2018
F3011.1 Oral Proceedings: summons
Dec 21, 2017
F3010 Oral proceedings: order for summons
Dec 4, 2017
F3345 Forwarding of submissions to parties
Nov 28, 2017
(Electronic) Receipt
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Amended claims with annotations
Nov 28, 2017
Annexes (other than cited documents) regarding appeal procedure
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Claims
Nov 28, 2017
Letter accompanying subsequently filed items
Nov 28, 2017
Non-Patent Literature cited during the appeal procedure
Nov 28, 2017
Non-Patent Literature cited during the appeal procedure
Nov 28, 2017
Non-Patent Literature cited during the appeal procedure
Nov 28, 2017
Non-Patent Literature cited during the appeal procedure
Nov 28, 2017
Reply to appeal
Sep 13, 2017
F3345 Forwarding of submissions to parties
Sep 8, 2017
Composition of the board (T)
Sep 7, 2017
Fax relating to Appeal procedure
Jul 20, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 20, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 20, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 20, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 12, 2017
(Electronic) Receipt
Jul 12, 2017
Letter accompanying subsequently filed items
Jul 12, 2017
Non-Patent Literature cited during the appeal procedure
Jul 12, 2017
Non-Patent Literature cited during the appeal procedure
Jul 12, 2017
Non-Patent Literature cited during the appeal procedure
Jul 12, 2017
Statement of grounds of appeal
Jul 6, 2017
Statement of grounds of appeal
Jul 5, 2017
(Electronic) Receipt
Jul 5, 2017
Letter accompanying subsequently filed items
Jul 5, 2017
Statement of grounds of appeal
May 17, 2017
F3204 Communication of the file number to the parties
May 12, 2017
F3204 Communication of the file number to the parties
May 12, 2017
F3204 Communication of the file number to the parties
May 11, 2017
(Electronic) Receipt
May 11, 2017
Letter accompanying subsequently filed items
May 11, 2017
Notice of appeal
May 4, 2017
Processing of an appeal
May 2, 2017
(Electronic) Receipt
May 2, 2017
Letter accompanying subsequently filed items
May 2, 2017
Notice of appeal
Apr 28, 2017
Notice of appeal
Apr 28, 2017
Payment of fees and costs
Apr 28, 2017
Payment of fees and costs
Mar 27, 2017
Advice of delivery
Mar 21, 2017
Advice of delivery
Mar 15, 2017
Advice of delivery
Mar 9, 2017
Advice of delivery
Mar 8, 2017
Advice of delivery
Mar 7, 2017
Advice of delivery
Mar 6, 2017
Advice of delivery
Mar 2, 2017
Acknowledgement of a document
Mar 2, 2017
Acknowledgement of a document
Mar 2, 2017
Acknowledgement of a document
Mar 2, 2017
Acknowledgement of a document
Mar 2, 2017
Annex to the communication - opposition
Mar 2, 2017
Decision of the Opposition Division and instruction
Mar 2, 2017
Druckexemplar in opposition procedure
Mar 2, 2017
Grounds for the decision (Annex) - opposition
Mar 2, 2017
Interlocutory decision in opposition proceedings
Mar 2, 2017
Internal form - Opposition/addressees
Mar 2, 2017
Internal form - Opposition/addressees
Mar 2, 2017
Means of redress
Mar 2, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 2, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 2, 2017
Provision of a copy of the minutes - opposition procedure
Mar 2, 2017
Scanned annex to a communication - opposition procedure
Feb 6, 2017
Brief communication - Opposition proceedings
Feb 6, 2017
Brief communication - Opposition proceedings
Feb 6, 2017
Brief communication - Opposition proceedings
Feb 3, 2017
Brief communication - Opposition proceedings
Feb 3, 2017
Brief communication - Opposition proceedings
Feb 3, 2017
Brief communication - Opposition proceedings
Feb 3, 2017
Brief communication - Opposition proceedings
Feb 2, 2017
Information about the result of oral proceedings
Jan 31, 2017
(Electronic) Receipt
Jan 31, 2017
Brief communication - Opposition proceedings
Jan 31, 2017
Brief communication - Opposition proceedings
Jan 31, 2017
Brief communication - Opposition proceedings
Jan 31, 2017
Brief communication - Opposition proceedings
Jan 31, 2017
Letter accompanying subsequently filed items
Jan 31, 2017
Withdrawal of an opposition
Jan 30, 2017
(Electronic) Receipt
Jan 30, 2017
Letter accompanying subsequently filed items
Jan 30, 2017
Letter regarding the opposition procedure (no time limit)
Jan 27, 2017
Brief communication - Opposition proceedings
Jan 26, 2017
(Electronic) Receipt
Jan 26, 2017
Any annexes (other than citation) to an opposition letter
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Claims
Jan 26, 2017
Description
Jan 26, 2017
Letter accompanying subsequently filed items
Jan 26, 2017
Letter regarding the opposition procedure (no time limit)
Jan 10, 2017
Brief communication - Opposition proceedings
Jan 10, 2017
Brief communication - Opposition proceedings
Jan 10, 2017
Brief communication - Opposition proceedings
Jan 10, 2017
Brief communication - Opposition proceedings
Jan 6, 2017
Brief communication - Opposition proceedings
Jan 6, 2017
Brief communication - Opposition proceedings
Jan 6, 2017
Brief communication - Opposition proceedings
Jan 6, 2017
Brief communication - Opposition proceedings
Jan 6, 2017
Brief communication - Opposition proceedings
Dec 27, 2016
Letter regarding the opposition procedure (no time limit)
Dec 23, 2016
(Electronic) Receipt
Dec 23, 2016
Letter accompanying subsequently filed items
Dec 23, 2016
Letter regarding the opposition procedure (no time limit)
Dec 23, 2016
Letter regarding the opposition procedure (no time limit)
Dec 23, 2016
Letter regarding the opposition procedure (no time limit)
Dec 23, 2016
Non-patent literature cited during the opposition procedure
Dec 23, 2016
Non-patent literature cited during the opposition procedure
Dec 22, 2016
(Electronic) Receipt
Dec 22, 2016
Letter accompanying subsequently filed items
Dec 22, 2016
Letter regarding the opposition procedure (no time limit)
Dec 22, 2016
Letter regarding the opposition procedure (no time limit)
Dec 22, 2016
Non-patent literature cited during the opposition procedure
Dec 22, 2016
Non-patent literature cited during the opposition procedure
Dec 21, 2016
(Electronic) Receipt
Dec 21, 2016
Letter accompanying subsequently filed items
Dec 21, 2016
Notice of opposition
Dec 19, 2016
(Electronic) Receipt
Dec 19, 2016
Amended claims with annotations
Dec 19, 2016
Amended claims with annotations
Dec 19, 2016
Amended claims with annotations
Dec 19, 2016
Amended claims with annotations
Dec 19, 2016
Claims
Dec 19, 2016
Claims
Dec 19, 2016
Claims
Dec 19, 2016
Claims
Dec 19, 2016
Letter accompanying subsequently filed items
Dec 19, 2016
Letter regarding the opposition procedure (no time limit)
Dec 5, 2016
Brief communication - Opposition proceedings
Dec 5, 2016
Brief communication - Opposition proceedings
Dec 5, 2016
Brief communication - Opposition proceedings
Dec 5, 2016
Brief communication - Opposition proceedings
Dec 5, 2016
Brief communication - Opposition proceedings
Nov 29, 2016
(Electronic) Receipt
Nov 29, 2016
Letter accompanying subsequently filed items
Nov 29, 2016
Request for interpreters during oral proceedings
Nov 28, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
Brief communication - Opposition proceedings
Nov 23, 2016
Brief communication - Opposition proceedings
Nov 23, 2016
Brief communication - Opposition proceedings
Nov 23, 2016
Brief communication - Opposition proceedings
Nov 23, 2016
Brief communication - Opposition proceedings
Nov 23, 2016
Request for interpreters during oral proceedings
Nov 17, 2016
Request for interpreters during oral proceedings
Aug 16, 2016
Brief communication - Opposition proceedings
Aug 16, 2016
Brief communication - Opposition proceedings
Aug 16, 2016
Brief communication - Opposition proceedings
Aug 16, 2016
Brief communication - Opposition proceedings
Aug 10, 2016
(Electronic) Receipt
Aug 10, 2016
Letter accompanying subsequently filed items
Aug 10, 2016
Request for interpreters during oral proceedings
Jul 27, 2016
Advice of delivery
Jul 26, 2016
Advice of delivery
Jul 4, 2016
Advice of delivery
Jul 1, 2016
Advice of delivery
Jun 30, 2016
Advice of delivery
Jun 29, 2016
Advice of delivery
Jun 29, 2016
Advice of delivery
Jun 28, 2016
Advice of delivery
Jun 27, 2016
Advice of delivery
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 27, 2016
Brief communication - Opposition proceedings
Jun 24, 2016
Acknowledgement of a document
Jun 24, 2016
Acknowledgement of a document
Jun 24, 2016
Acknowledgement of a document
Jun 24, 2016
Acknowledgement of a document
Jun 24, 2016
Acknowledgement of a document
Jun 24, 2016
Annex to the communication - opposition
Jun 24, 2016
Information concerning oral proceedings
Jun 24, 2016
Preparation for oral proceedings
Jun 24, 2016
Summons to attend oral proceedings
Jun 24, 2016
Summons to attend oral proceedings
Jun 24, 2016
Summons to attend oral proceedings
Jun 24, 2016
Summons to attend oral proceedings
Jun 22, 2016
(Electronic) Receipt
Jun 22, 2016
Citation in opposition procedure
Jun 22, 2016
Letter accompanying subsequently filed items
Jun 22, 2016
Letter regarding the opposition procedure (no time limit)
Jun 22, 2016
Letter regarding the opposition procedure (no time limit)
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 21, 2016
Citation in opposition procedure
Jun 21, 2016
Citation in opposition procedure
Jun 21, 2016
Letter regarding the opposition procedure (no time limit)
Jun 21, 2016
Letter regarding the opposition procedure (no time limit)
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Brief communication - Opposition proceedings
May 31, 2016
(Electronic) Receipt
May 31, 2016
Letter accompanying subsequently filed items
May 31, 2016
Withdrawal of an opposition
Mar 7, 2016
Brief communication - Opposition proceedings
Mar 7, 2016
Brief communication - Opposition proceedings
Mar 7, 2016
Brief communication - Opposition proceedings
Mar 7, 2016
Brief communication - Opposition proceedings
Mar 7, 2016
Brief communication - Opposition proceedings
Feb 24, 2016
Letter regarding the opposition procedure (no time limit)
Nov 18, 2015
Brief communication - Opposition proceedings
Nov 18, 2015
Brief communication - Opposition proceedings
Nov 18, 2015
Brief communication - Opposition proceedings
Nov 18, 2015
Brief communication - Opposition proceedings
Nov 18, 2015
Brief communication - Opposition proceedings
Oct 19, 2015
(Electronic) Receipt
Oct 19, 2015
Any annexes (other than citation) to an opposition letter
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Citation in opposition procedure
Oct 19, 2015
Letter accompanying subsequently filed items
Oct 19, 2015
Patent document cited during the opposition procedure
Oct 19, 2015
Reply of the patent proprietor to the notice(s) of opposition
Sep 1, 2015
CDS Clean up - amended data concerning the representative for the opponent
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Communication of amended entries
Jul 15, 2015
CDS Clean up - amended data concerning the representative of the opponent (Association)
Jul 13, 2015
Request concerning representative opponent
Jul 8, 2015
Brief communication - Opposition proceedings
Jul 8, 2015
Brief communication - Opposition proceedings
Jul 8, 2015
Brief communication - Opposition proceedings
Jul 8, 2015
Brief communication - Opposition proceedings
Jul 8, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Communication concerning the filing of a power of attorney
Jun 9, 2015
Communication of a notice of opposition and request to file observations
Jun 9, 2015
Communication of amended entries concerning the representative
Jun 9, 2015
Notice of further oppositions to opponent(s)
Jun 9, 2015
Notice of further oppositions to opponent(s)
Jun 9, 2015
Notice of further oppositions to opponent(s)
Jun 9, 2015
Notice of further oppositions to opponent(s)
Jun 9, 2015
Notice of further oppositions to opponent(s)
Jun 2, 2015
Submission concerning change of applicant's representative
May 27, 2015
Communication of a notice of opposition - first information to patent proprietor
Apr 2, 2015
(Electronic) Receipt
Apr 2, 2015
(Electronic) Receipt
Apr 2, 2015
Citation in opposition procedure
Apr 2, 2015
Letter accompanying subsequently filed items
Apr 2, 2015
Letter regarding the opposition procedure (no time limit)
Apr 2, 2015
Non-patent literature cited during the opposition procedure
Apr 2, 2015
Notice of opposition
Apr 2, 2015
Notice of opposition
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Dec 11, 2014
Request for change of opponent's representative
Nov 13, 2014
Communication of a notice of opposition - first information to patent proprietor
Oct 2, 2014
(Electronic) Receipt
Oct 2, 2014
Citation in opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Non-patent literature cited during the opposition procedure
Oct 2, 2014
Notice of opposition
Oct 2, 2014
Notice of opposition
Oct 2, 2014
Patent document cited during the opposition procedure
Oct 2, 2014
Patent document cited during the opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Citation in opposition procedure
Jul 8, 2014
Notice of opposition
Jul 8, 2014
Notice of opposition
Jul 8, 2014
Patent document cited during the opposition procedure
Jul 8, 2014
Patent document cited during the opposition procedure
Jul 8, 2014
Payment of fees and costs
Jul 7, 2014
(Electronic) Receipt
Jul 7, 2014
(Electronic) Receipt
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Citation in opposition procedure
Jul 7, 2014
Letter regarding the opposition procedure (no time limit)
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Non-patent literature cited during the opposition procedure
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Notice of opposition
Jul 7, 2014
Patent document cited during the opposition procedure
Jul 7, 2014
Patent document cited during the opposition procedure
Jul 7, 2014
Patent document cited during the opposition procedure
Jul 7, 2014
Payment of fees and costs
Jul 7, 2014
Payment of fees and costs
Jul 2, 2014
Payment of fees and costs
Jul 2, 2014
Payment of fees and costs
Jul 2, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 17, 2014
Letter concerning fees and payments
Jun 17, 2014
Payment of fees and costs
Jun 5, 2014
Decision to grant a European patent
May 27, 2014
Communication of amended entries concerning the representative
May 27, 2014
Communication of the registration of a transfer or change of name and/or address
May 21, 2014
(Electronic) Receipt
May 21, 2014
Letter accompanying subsequently filed items
May 21, 2014
Miscellaneous requests concerning client data
May 21, 2014
Submission concerning a transfer of rights (applicant)
May 15, 2014
(Electronic) Receipt
May 15, 2014
English translation of the claims
May 15, 2014
Filing of the translations of the claims
May 15, 2014
French translation of claims
Apr 23, 2014
Annex to the communication about intention to grant a European patent
Apr 23, 2014
Bibliographic data of the European patent application
Apr 23, 2014
Communication about intention to grant a European patent
Apr 23, 2014
Intention to grant (signatures)
Apr 23, 2014
Text intended for grant
Dec 10, 2013
Transmittal of third party observations to applicant
Dec 9, 2013
Acknowledgement of receipt of third party observations
Dec 9, 2013
Acknowledgement of receipt of third party observations
Nov 12, 2013
Observations by third parties
Nov 11, 2013
Observations by third parties
Nov 4, 2013
Observations by third parties
Oct 23, 2013
Annex to a communication
Oct 23, 2013
Annex to the communication
Oct 23, 2013
Consultation by telephone/in person
Oct 23, 2013
Result of consultation by telephone/in person
Oct 21, 2013
Non-patent literature filed by a third party
Oct 21, 2013
Observations by third parties
Oct 21, 2013
Patent document filed by a Third party
Oct 15, 2013
Transmittal of third party observations to applicant
Oct 9, 2013
Transmittal of third party observations to applicant
Oct 2, 2013
Observations by third parties
Oct 1, 2013
Citation filed by a third party
Oct 1, 2013
Non-patent literature filed by a third party
Oct 1, 2013
Observations by third parties
Oct 1, 2013
Patent document filed by a Third party
Sep 6, 2013
(Electronic) Receipt
Sep 6, 2013
Amended claims filed after receipt of (European) search report
Sep 6, 2013
Amended description filed after receipt of (European) search report
Sep 6, 2013
Amendments received before examination
Sep 6, 2013
Amendments received before examination
Sep 6, 2013
Letter accompanying subsequently filed items
Apr 9, 2013
Acknowledgement of receipt of observations by third party
Apr 9, 2013
Communication to applicant regarding observations by third parties
Apr 9, 2013
Communication to applicant regarding observations by third parties
Mar 22, 2013
Non-patent literature filed by a third party
Mar 22, 2013
Non-patent literature filed by a third party
Mar 22, 2013
Observations by third parties
Mar 22, 2013
Patent document filed by a Third party
Mar 18, 2013
Refund of fees
Mar 11, 2013
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Feb 22, 2013
Acknowledgement of receipt of observations by third party
Feb 20, 2013
Communication to applicant regarding observations by third parties
Feb 14, 2013
Observations by third parties
Feb 4, 2013
Communication regarding the transmission of the European search report
Feb 4, 2013
European search opinion
Feb 4, 2013
European search report
Mar 15, 2012
Communication to applicant regarding observations by third parties
Feb 17, 2012
Observations by third parties
Jan 26, 2012
Acknowledgement of receipt of observations by third party
Jan 26, 2012
Communication to applicant regarding observations by third parties
Jan 16, 2012
Observations by third parties
Jul 25, 2011
Communication of the registration of a transfer or change of name and/or address
Jul 7, 2011
Submission concerning change of applicant's name
Jul 5, 2011
Submission concerning change of applicant's name
Mar 3, 2010
Notification of forthcoming publication
Mar 6, 2009
Request for correction of obvious mistakes allowed
Jan 8, 2009
Request for correction of errors in filed documents
Jan 6, 2009
Abstract
Jan 6, 2009
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jan 6, 2009
Claims
Jan 6, 2009
Description
Jan 6, 2009
Designation of inventor
Jan 6, 2009
Designation of inventor
Jan 6, 2009
Request for grant of a European patent
Feb 19, 1998
Priority document

EP2168974

BAYER

Application Number: EP09100011A
Filing Date: Aug 11, 1997
Status: Revoked; Oct 19, 2018
Publication Date: Jul 2, 2014
External Links: Slate, Register , Google Patents