Method For Producing Resin For Optical Material

Patent No. EP2075271 (titled "Method For Producing Resin For Optical Material") was filed by Mitsui Chemicals on Oct 9, 2007. The application was issued on Dec 3, 2014.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
COVESTRO DEUTSCHLAND	Sep 3, 2015	DAVEPON
BRUNO BOCK CHEMISCHE FABRIK GMBH & CO. KG	Aug 27, 2015	PATENTANWALTE OLBRICHT BUCHHOLD KEULERTZ

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

Sep 29, 2022
Termination of the opposition proceedings with revocation of patent
Sep 12, 2022
Advice of delivery
Sep 9, 2022
Decision of the Board of Appeal
Sep 9, 2022
F3032 Notification(s) of the decision
Sep 9, 2022
F3032 Notification(s) of the decision
Sep 9, 2022
F3032 Notification(s) of the decision
Jun 22, 2022
F3013 Oral Proceedings: Forwarding minutes
Jun 22, 2022
F3013 Oral Proceedings: Forwarding minutes
Jun 22, 2022
F3013 Oral Proceedings: Forwarding minutes
Jun 22, 2022
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
May 19, 2022
Oral proceedings: reply to date proposed
May 13, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 13, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 13, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 11, 2022
F3345 Forwarding of submissions to parties
May 11, 2022
F3345 Forwarding of submissions to parties
May 11, 2022
Oral proceedings: reply to date proposed
May 5, 2022
Oral proceedings: reply to date proposed
May 3, 2022
F3345 Forwarding of submissions to parties
May 3, 2022
F3345 Forwarding of submissions to parties
May 3, 2022
Oral proceedings: reply to date proposed
May 2, 2022
F3022 Oral proceedings: change of board composition
May 2, 2022
F3022 Oral proceedings: change of board composition
May 2, 2022
F3022 Oral proceedings: change of board composition
Apr 27, 2022
F3303.16 Change of composition of the Board (T)
Apr 14, 2022
(Electronic) Receipt
Apr 14, 2022
F3345 Forwarding of submissions to parties
Apr 14, 2022
F3345 Forwarding of submissions to parties
Apr 14, 2022
Letter accompanying subsequently filed items
Apr 14, 2022
Request for interpreters during oral proceedings
Apr 13, 2022
F3018 Oral proceedings: Confirmation interpreters
Apr 13, 2022
F3018 Oral proceedings: Confirmation interpreters
Apr 13, 2022
F3018 Oral proceedings: Confirmation interpreters
Apr 11, 2022
(Electronic) Receipt
Apr 11, 2022
Letter accompanying subsequently filed items
Apr 11, 2022
Letter dealing with oral proceedings during the appeal procedure
Nov 3, 2021
F3345 Forwarding of submissions to parties
Nov 3, 2021
F3345 Forwarding of submissions to parties
Oct 28, 2021
(Electronic) Receipt
Oct 28, 2021
Letter accompanying subsequently filed items
Oct 28, 2021
Letter dealing with oral proceedings during the appeal procedure
Oct 4, 2021
F3345 Forwarding of submissions to parties
Oct 4, 2021
F3345 Forwarding of submissions to parties
Oct 1, 2021
Request for interpreters during oral proceedings
Sep 29, 2021
Request for interpreters during oral proceedings
Jul 7, 2021
Advice of delivery
Jun 29, 2021
Advice of delivery
Jun 23, 2021
Advice of delivery
Jun 23, 2021
F3011.1 Oral Proceedings: summons
Jun 23, 2021
F3011.1 Oral Proceedings: summons
Jun 23, 2021
F3011.1 Oral Proceedings: summons
Jun 18, 2021
F3010 Oral proceedings: order for summons
Jun 18, 2021
F3303.16 Change of composition of the Board (T)
Aug 4, 2020
F3345 Forwarding of submissions to parties
Aug 4, 2020
F3345 Forwarding of submissions to parties
Aug 3, 2020
Communication of amended entries in the Register of European Patents
Aug 3, 2020
Communication of amended entries in the Register of European Patents
Aug 3, 2020
Communication of amended entries in the Register of European Patents
Jul 29, 2020
(Electronic) Receipt
Jul 29, 2020
(Electronic) Receipt
Jul 29, 2020
Authorisation
Jul 29, 2020
Cited document during appeal procedure
Jul 29, 2020
Cited document during appeal procedure
Jul 29, 2020
Letter accompanying subsequently filed items
Jul 29, 2020
Letter accompanying subsequently filed items
Jul 29, 2020
Letter relating to Appeal Procedure
Jun 18, 2020
(Electronic) Receipt
Jun 18, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
Request for change of opponent's representative
Mar 19, 2020
Document concerning representation
Sep 10, 2019
F3345 Forwarding of submissions to parties
Sep 10, 2019
F3345 Forwarding of submissions to parties
Sep 4, 2019
(Electronic) Receipt
Sep 4, 2019
Amended claims with annotations
Sep 4, 2019
Amended claims with annotations
Sep 4, 2019
Amended claims with annotations
Sep 4, 2019
Amended claims with annotations
Sep 4, 2019
Amended claims with annotations
Sep 4, 2019
Claims
Sep 4, 2019
Claims
Sep 4, 2019
Claims
Sep 4, 2019
Claims
Sep 4, 2019
Claims
Sep 4, 2019
Letter accompanying subsequently filed items
Sep 4, 2019
Non-Patent Literature cited during the appeal procedure
Sep 4, 2019
Non-Patent Literature cited during the appeal procedure
Sep 4, 2019
Reply to appeal
Jul 8, 2019
Composition of the board (T)
Apr 24, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 24, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 17, 2019
(Electronic) Receipt
Apr 17, 2019
Annexes (other than cited documents) regarding appeal procedure
Apr 17, 2019
Annexes (other than cited documents) regarding appeal procedure
Apr 17, 2019
Annexes (other than cited documents) regarding appeal procedure
Apr 17, 2019
Letter accompanying subsequently filed items
Apr 17, 2019
Statement of grounds of appeal
Feb 25, 2019
F3204 Communication of the file number to the parties
Feb 25, 2019
F3204 Communication of the file number to the parties
Feb 25, 2019
F3204 Communication of the file number to the parties
Feb 19, 2019
Processing of an appeal
Feb 14, 2019
(Electronic) Receipt
Feb 14, 2019
Letter accompanying subsequently filed items
Feb 14, 2019
Notice of appeal
Jan 16, 2019
Advice of delivery
Jan 11, 2019
Advice of delivery
Dec 28, 2018
Advice of delivery
Dec 24, 2018
(Electronic) Receipt
Dec 24, 2018
Advice of delivery
Dec 24, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Advice of delivery
Dec 20, 2018
Communication of amended entries concerning the representative
Dec 19, 2018
Acknowledgement of a document
Dec 19, 2018
Acknowledgement of a document
Dec 19, 2018
Acknowledgement of a document
Dec 19, 2018
Annex to the communication - opposition
Dec 19, 2018
Decision of the Opposition Division and instruction
Dec 19, 2018
Druckexemplar in opposition procedure
Dec 19, 2018
Grounds for the decision (Annex) - opposition
Dec 19, 2018
Interlocutory decision in opposition proceedings
Dec 19, 2018
Internal form - Opposition/addressees
Dec 19, 2018
Internal form - Opposition/addressees
Dec 19, 2018
Means of redress
Dec 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 19, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 19, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 19, 2018
Provision of a copy of the minutes - opposition procedure
Dec 19, 2018
Scanned annex to a communication - opposition procedure
Dec 14, 2018
Submission concerning change of applicant's representative
Dec 13, 2018
Submission concerning change of applicant's representative
Nov 13, 2018
Information about the result of oral proceedings
Nov 12, 2018
Brief communication - Opposition proceedings
Nov 12, 2018
Brief communication - Opposition proceedings
Nov 12, 2018
Brief communication - Opposition proceedings
Nov 9, 2018
(Electronic) Receipt
Nov 9, 2018
Brief communication - Opposition proceedings
Nov 9, 2018
Brief communication - Opposition proceedings
Nov 9, 2018
Brief communication - Opposition proceedings
Nov 9, 2018
Citation in opposition procedure
Nov 9, 2018
Letter accompanying subsequently filed items
Nov 9, 2018
Letter regarding the opposition procedure (no time limit)
Nov 8, 2018
Brief communication - Opposition proceedings
Nov 8, 2018
Brief communication - Opposition proceedings
Nov 8, 2018
Brief communication - Opposition proceedings
Nov 7, 2018
(Electronic) Receipt
Nov 7, 2018
Letter accompanying subsequently filed items
Nov 7, 2018
Letter regarding the opposition procedure (no time limit)
Nov 2, 2018
(Electronic) Receipt
Nov 2, 2018
Any annexes (other than citation) to an opposition letter
Nov 2, 2018
Any annexes (other than citation) to an opposition letter
Nov 2, 2018
Citation in opposition procedure
Nov 2, 2018
Citation in opposition procedure
Nov 2, 2018
Citation in opposition procedure
Nov 2, 2018
Letter accompanying subsequently filed items
Nov 2, 2018
Letter regarding the opposition procedure (no time limit)
Oct 23, 2018
Brief communication - Opposition proceedings
Oct 23, 2018
Brief communication - Opposition proceedings
Oct 16, 2018
(Electronic) Receipt
Oct 16, 2018
Letter accompanying subsequently filed items
Oct 16, 2018
Letter regarding the opposition procedure (no time limit)
Oct 15, 2018
Brief communication - Opposition proceedings
Oct 15, 2018
Brief communication - Opposition proceedings
Oct 9, 2018
(Electronic) Receipt
Oct 9, 2018
Letter accompanying subsequently filed items
Oct 9, 2018
Letter regarding the opposition procedure (no time limit)
Sep 19, 2018
Brief communication - Opposition proceedings
Sep 19, 2018
Brief communication - Opposition proceedings
Sep 19, 2018
Brief communication - Opposition proceedings
Sep 14, 2018
Brief communication - Opposition proceedings
Sep 14, 2018
Brief communication - Opposition proceedings
Sep 13, 2018
(Electronic) Receipt
Sep 13, 2018
Amended claims with annotations
Sep 13, 2018
Amended claims with annotations
Sep 13, 2018
Amended claims with annotations
Sep 13, 2018
Amended claims with annotations
Sep 13, 2018
Any annexes (other than citation) to an opposition letter
Sep 13, 2018
Citation in opposition procedure
Sep 13, 2018
Citation in opposition procedure
Sep 13, 2018
Citation in opposition procedure
Sep 13, 2018
Citation in opposition procedure
Sep 13, 2018
Citation in opposition procedure
Sep 13, 2018
Claims
Sep 13, 2018
Claims
Sep 13, 2018
Claims
Sep 13, 2018
Claims
Sep 13, 2018
Claims
Sep 13, 2018
Letter accompanying subsequently filed items
Sep 13, 2018
Notice of opposition
Sep 10, 2018
(Electronic) Receipt
Sep 10, 2018
Letter accompanying subsequently filed items
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Non-patent literature cited during the opposition procedure
Sep 10, 2018
Notice of opposition
Sep 6, 2018
(Electronic) Receipt
Sep 6, 2018
Letter accompanying subsequently filed items
Sep 6, 2018
Request for interpreters during oral proceedings
Aug 15, 2018
Brief communication - Opposition proceedings
Aug 15, 2018
Brief communication - Opposition proceedings
Aug 15, 2018
Transmittal of third party observations to applicant
Aug 8, 2018
Observations by third parties
Jul 9, 2018
Advice of delivery
May 22, 2018
Communication of amended entries
May 4, 2018
Request concerning representative opponent
Oct 23, 2017
Advice of delivery
Oct 18, 2017
Advice of delivery
Oct 17, 2017
Advice of delivery
Oct 13, 2017
Acknowledgement of a document
Oct 13, 2017
Acknowledgement of a document
Oct 13, 2017
Acknowledgement of a document
Oct 13, 2017
Information concerning oral proceedings
Oct 13, 2017
Notification concerning the date of oral proceedings
Oct 13, 2017
Notification concerning the date of oral proceedings
Oct 13, 2017
Notification concerning the date of oral proceedings
Oct 13, 2017
Summons to attend oral proceedings
Oct 13, 2017
Summons to attend oral proceedings
Oct 13, 2017
Summons to attend oral proceedings
Oct 6, 2017
Information about the result of oral proceedings
Sep 8, 2017
Letter regarding the opposition procedure (no time limit)
Sep 8, 2017
Translation of the evidence during Opposition procedure
Aug 3, 2017
Request concerning representative opponent
Apr 11, 2017
Advice of delivery
Mar 23, 2017
Advice of delivery
Mar 20, 2017
Advice of delivery
Mar 20, 2017
Advice of delivery
Mar 17, 2017
Advice of delivery
Mar 16, 2017
Advice of delivery
Mar 14, 2017
Acknowledgement of a document
Mar 14, 2017
Acknowledgement of a document
Mar 14, 2017
Acknowledgement of a document
Mar 14, 2017
Annex to the communication - opposition
Mar 14, 2017
Information about the result of oral proceedings
Mar 14, 2017
Information concerning oral proceedings
Mar 14, 2017
Preparation for oral proceedings
Mar 14, 2017
Summons to attend oral proceedings
Mar 14, 2017
Summons to attend oral proceedings
Mar 14, 2017
Summons to attend oral proceedings
Feb 9, 2017
Communication of amended entries
Jan 19, 2017
CDS Clean up - amended data concerning the representative for the opponent
Jan 18, 2017
Request concerning representative opponent
Jul 4, 2016
Brief communication - Opposition proceedings
Jul 4, 2016
Brief communication - Opposition proceedings
Jun 22, 2016
Amended claims with annotations
Jun 22, 2016
Claims
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Non-patent literature cited during the opposition procedure
Jun 22, 2016
Patent document cited during the opposition procedure
Jun 22, 2016
Reply of the patent proprietor to the notice(s) of opposition
May 9, 2016
Brief communication - Opposition proceedings
May 9, 2016
Brief communication - Opposition proceedings
May 9, 2016
Grant of extension of time limit (opposition procedure)
Apr 26, 2016
(Electronic) Receipt
Apr 26, 2016
Letter accompanying subsequently filed items
Apr 26, 2016
Request for extension of time limit
Mar 30, 2016
Grant of extension of time limit (opposition procedure)
Mar 23, 2016
(Electronic) Receipt
Mar 23, 2016
Letter accompanying subsequently filed items
Mar 23, 2016
Request for extension of time limit
Nov 12, 2015
Grant of extension of time limit (opposition procedure)
Nov 5, 2015
Request for extension of time limit
Oct 12, 2015
Communication of a notice of opposition and request to file observations
Oct 12, 2015
Notice of further oppositions to opponent(s)
Oct 12, 2015
Notice of further oppositions to opponent(s)
Sep 11, 2015
Communication of a notice of opposition - first information to patent proprietor
Sep 7, 2015
Communication of a notice of opposition - first information to patent proprietor
Sep 3, 2015
Any annexes (other than citation) to an opposition letter
Sep 3, 2015
Any annexes (other than citation) to an opposition letter
Sep 3, 2015
Citation in opposition procedure
Sep 3, 2015
Citation in opposition procedure
Sep 3, 2015
Citation in opposition procedure
Sep 3, 2015
Citation in opposition procedure
Sep 3, 2015
Citation in opposition procedure
Sep 3, 2015
Non-patent literature cited during the opposition procedure
Sep 3, 2015
Non-patent literature cited during the opposition procedure
Sep 3, 2015
Notice of opposition
Sep 3, 2015
Notice of opposition
Sep 3, 2015
Patent document cited during the opposition procedure
Sep 3, 2015
Patent document cited during the opposition procedure
Sep 3, 2015
Patent document cited during the opposition procedure
Sep 3, 2015
Patent document cited during the opposition procedure
Sep 3, 2015
Patent document cited during the opposition procedure
Sep 3, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Citation in opposition procedure
Aug 27, 2015
Non-patent literature cited during the opposition procedure
Aug 27, 2015
Non-patent literature cited during the opposition procedure
Aug 27, 2015
Notice of opposition
Aug 27, 2015
Notice of opposition
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2015
Translation of the evidence during Opposition procedure
May 11, 2015
Submission concerning representation
May 8, 2015
Submission concerning representation
Dec 3, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 6, 2014
Decision to grant a European patent
Oct 14, 2014
Communication to designated inventor
Oct 13, 2014
Brief communication to applicant/representative
Oct 8, 2014
Bibliographic data of the European patent application
Oct 7, 2014
(Electronic) Receipt
Oct 7, 2014
Filing of the translations of the claims
Oct 7, 2014
French translation of claims
Oct 7, 2014
German translation of the claims
Oct 7, 2014
Letter accompanying subsequently filed items
Sep 17, 2014
Bibliographic data of the European patent application
Sep 17, 2014
Communication about intention to grant a European patent
Sep 17, 2014
Intention to grant (signatures)
Sep 17, 2014
Text intended for grant
Jul 16, 2014
(Electronic) Receipt
Jul 16, 2014
Letter accompanying subsequently filed items
Jul 16, 2014
Reply to communication from the Examining Division
Jun 13, 2014
Transmittal of third party observations to applicant
May 30, 2014
Non-patent literature filed by a third party
May 30, 2014
Observations by third parties
May 27, 2014
Annex to the communication
May 27, 2014
Communication from the Examining Division
May 21, 2014
Examination started
Apr 11, 2014
Decision to allow further processing
Apr 1, 2014
(Electronic) Receipt
Apr 1, 2014
Amended claims filed after receipt of (European) search report
Apr 1, 2014
Amendments received before examination
Apr 1, 2014
Amendments received before examination
Apr 1, 2014
Letter accompanying subsequently filed items
Jan 28, 2014
Application deemed to be withdrawn (non-reply to Written Opinion)
Jan 2, 2014
(Electronic) Receipt
Jan 2, 2014
Letter accompanying subsequently filed items
Jan 2, 2014
Maintenance of the application
Oct 22, 2013
Payment of fees and costs
Jun 11, 2013
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 23, 2013
Communication regarding the transmission of the European search report
May 23, 2013
European search opinion
May 23, 2013
Supplementary European search report
Oct 23, 2012
Payment of fees and costs
Sep 5, 2012
Communication to applicant regarding observations by third parties
Aug 21, 2012
Observations by third parties
Aug 21, 2012
Patent document filed by a Third party
Aug 21, 2012
Patent document filed by a Third party
Aug 21, 2012
Patent document filed by a Third party
Feb 2, 2012
Communication to applicant regarding observations by third parties
Dec 29, 2011
Observations by third parties
Dec 29, 2011
Patent document filed by a Third party
Dec 29, 2011
Patent document filed by a Third party
Dec 29, 2011
Patent document filed by a Third party
Dec 29, 2011
Patent document filed by a Third party
Dec 13, 2011
Communication of amended entries concerning the representative
Dec 7, 2011
Submission concerning change of applicant's representative
Oct 21, 2011
Payment of fees and costs
Nov 1, 2010
Final instructions (loss of partial rights)
Jun 8, 2010
Communication to applicant regarding observations by third parties
May 21, 2010
Observations by third parties
May 21, 2010
Patent document filed by a Third party
May 21, 2010
Patent document filed by a Third party
May 21, 2010
Patent document filed by a Third party
Jun 25, 2009
Designation deemed to be withdrawn (loss of partial rights)
Jun 4, 2009
Notification of forthcoming publication
Jun 2, 2009
Communication regarding possible amendment of claims/payment of claims fees
May 11, 2009
Copy of the international preliminary report on patentability
May 11, 2009
Translation of the international preliminary report on patentability
May 8, 2009
Copy of the international preliminary report on patentability
May 8, 2009
Translation of the international preliminary report on patentability
Mar 20, 2009
Matter concerning the application
Mar 6, 2009
Abstract
Mar 6, 2009
Amended claims filed after receipt of (European) search report
Mar 6, 2009
Claims
Mar 6, 2009
Description
Mar 6, 2009
Request for entry into the European phase
Feb 26, 2009
Information on entry into European phase
May 28, 2008
Priority document (electronically transmitted)
Apr 24, 2008
Copy of the international search report
Apr 24, 2008
Copy of the translated international search report
Apr 24, 2008
Published international application - A1

EP2075271

MITSUI CHEMICALS

Application Number: EP07829397A
Filing Date: Oct 9, 2007
Status: Revoked; Sep 30, 2022
Publication Date: Dec 3, 2014
External Links: Slate, Register , Google Patents

IP Verse

Method For Producing Resin For Optical Material

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2075271