Polyurethane Having Low Volume Shrinkage

Patent No. EP2596040 (titled "Polyurethane Having Low Volume Shrinkage") was filed by Bayer on Jul 15, 2011. The application was issued on Jun 11, 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
MITSUI CHEMICALS	Mar 11, 2015	MEWBURN ELLIS

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

Apr 20, 2021
Termination of the opposition proceedings with revocation of patent
Apr 13, 2021
(Electronic) Receipt
Apr 13, 2021
Advice of delivery
Feb 26, 2021
Advice of delivery
Feb 22, 2021
Decision of the Board of Appeal
Feb 22, 2021
F3032 Notification(s) of the decision
Feb 22, 2021
F3032 Notification(s) of the decision
Feb 11, 2021
F3013 Oral Proceedings: Forwarding minutes
Feb 11, 2021
F3013 Oral Proceedings: Forwarding minutes
Feb 11, 2021
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Jan 25, 2021
(Electronic) Receipt
Jan 25, 2021
Advice of delivery
Jan 25, 2021
F3345 Forwarding of submissions to parties
Jan 25, 2021
Letter accompanying subsequently filed items
Jan 25, 2021
Oral proceedings: reply to date proposed
Jan 21, 2021
F3018 Oral proceedings: Confirmation interpreters
Jan 21, 2021
F3018 Oral proceedings: Confirmation interpreters
Jan 21, 2021
Oral proceedings: change of venue
Jan 21, 2021
Oral proceedings: change of venue
Jan 19, 2021
(Electronic) Receipt
Jan 19, 2021
Letter accompanying subsequently filed items
Jan 19, 2021
Letter dealing with oral proceedings during the appeal procedure
Jan 8, 2021
(Electronic) Receipt
Jan 8, 2021
Letter accompanying subsequently filed items
Jan 8, 2021
Oral proceedings: reply to date proposed
Dec 22, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 22, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 1, 2020
F3345 Forwarding of submissions to parties
Nov 25, 2020
(Electronic) Receipt
Nov 25, 2020
Letter accompanying subsequently filed items
Nov 25, 2020
Letter dealing with oral proceedings during the appeal procedure
Nov 9, 2020
(Electronic) Receipt
Nov 9, 2020
Advice of delivery
Nov 9, 2020
Letter accompanying subsequently filed items
Oct 13, 2020
Communication about missing proof of delivery
Sep 9, 2020
Advice of delivery
Sep 7, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 7, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 2, 2020
Advice of delivery
Sep 2, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Aug 12, 2020
Communication of the registration of a transfer or change of name and/or address
Jul 28, 2020
Communication about missing proof of delivery
Jun 30, 2020
Advice of delivery
Jun 26, 2020
F3011.1 Oral Proceedings: summons
Jun 26, 2020
F3011.1 Oral Proceedings: summons
Jun 23, 2020
F3010 Oral proceedings: order for summons
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Annexes in respect of a client data request
Jun 19, 2020
Letter accompanying subsequently filed items
Jun 19, 2020
Submission concerning a transfer of rights (applicant)
May 8, 2020
Advice of delivery
May 8, 2020
Advice of delivery
Apr 30, 2020
F3345 Forwarding of submissions to parties
Apr 27, 2020
(Electronic) Receipt
Apr 27, 2020
Letter accompanying subsequently filed items
Apr 27, 2020
Letter relating to Appeal Procedure
Apr 23, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 23, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 23, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 23, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 20, 2020
(Electronic) Receipt
Apr 20, 2020
Advice of delivery
Apr 20, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Apr 20, 2020
Letter accompanying subsequently filed items
Mar 6, 2020
F3345 Forwarding of submissions to parties
Mar 2, 2020
(Electronic) Receipt
Mar 2, 2020
Letter accompanying subsequently filed items
Mar 2, 2020
Request for interpreters during oral proceedings
Jan 27, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 27, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 18, 2019
(Electronic) Receipt
Jul 18, 2019
Advice of delivery
Jul 18, 2019
Letter accompanying subsequently filed items
Jul 12, 2019
Advice of delivery
Jul 10, 2019
Advice of delivery
Jul 9, 2019
(Electronic) Receipt
Jul 9, 2019
Advice of delivery
Jul 9, 2019
Letter accompanying subsequently filed items
Jul 2, 2019
F3011.1 Oral Proceedings: summons
Jul 2, 2019
F3011.1 Oral Proceedings: summons
Jun 27, 2019
F3010 Oral proceedings: order for summons
Dec 14, 2018
Request for change of opponent's representative
Dec 13, 2018
Request for change of opponent's representative
Apr 13, 2018
F3345 Forwarding of submissions to parties
Apr 9, 2018
(Electronic) Receipt
Apr 9, 2018
Letter accompanying subsequently filed items
Apr 9, 2018
Letter relating to Appeal Procedure
Nov 2, 2017
Composition of the board (T)
Jun 8, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 2, 2017
(Electronic) Receipt
Jun 2, 2017
Amended claims with annotations
Jun 2, 2017
Amended claims with annotations
Jun 2, 2017
Amended claims with annotations
Jun 2, 2017
Amended claims with annotations
Jun 2, 2017
Claims
Jun 2, 2017
Claims
Jun 2, 2017
Claims
Jun 2, 2017
Claims
Jun 2, 2017
Letter accompanying subsequently filed items
Jun 2, 2017
Non-Patent Literature cited during the appeal procedure
Jun 2, 2017
Patent Document cited during the appeal procedure
Jun 2, 2017
Statement of grounds of appeal
Jun 1, 2017
F3345 Forwarding of submissions to parties
May 29, 2017
(Electronic) Receipt
May 29, 2017
Letter accompanying subsequently filed items
May 29, 2017
Letter relating to Appeal Procedure
May 16, 2017
Advice of delivery
May 15, 2017
F3045 Inadmissibility of the appeal: missing address / missing name
May 15, 2017
F3345 Forwarding of submissions to parties
May 15, 2017
F3345 Forwarding of submissions to parties
May 5, 2017
(Electronic) Receipt
May 5, 2017
Letter accompanying subsequently filed items
May 5, 2017
Letter relating to Appeal Procedure
Apr 13, 2017
F3204 Communication of the file number to the parties
Apr 13, 2017
F3204 Communication of the file number to the parties
Apr 10, 2017
Processing of an appeal
Apr 5, 2017
(Electronic) Receipt
Apr 5, 2017
Letter accompanying subsequently filed items
Apr 5, 2017
Notice of appeal
Feb 21, 2017
Advice of delivery
Feb 16, 2017
Advice of delivery
Feb 11, 2017
Advice of delivery
Feb 6, 2017
Acknowledgement of a document
Feb 6, 2017
Acknowledgement of a document
Feb 6, 2017
Annex to the communication - opposition
Feb 6, 2017
Any annexes (other than citation) to an opposition letter
Feb 6, 2017
Decision of the Opposition Division and instruction
Feb 6, 2017
Decision revoking the European patent
Feb 6, 2017
Grounds for the decision (Annex) - opposition
Feb 6, 2017
Internal form - Opposition/addressees
Feb 6, 2017
Internal form - Opposition/addressees
Feb 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 6, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 6, 2017
Provision of a copy of the minutes - opposition procedure
Jan 25, 2017
Information about the result of oral proceedings
Jan 5, 2017
Brief communication - Opposition proceedings
Jan 5, 2017
Letter regarding the opposition procedure (no time limit)
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims filed after receipt of (European) search report
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Amended claims with annotations
Dec 23, 2016
Letter regarding the opposition procedure (no time limit)
Dec 1, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
Request for interpreters during oral proceedings
Nov 25, 2016
Citation in opposition procedure
Nov 25, 2016
Citation in opposition procedure
Nov 25, 2016
Citation in opposition procedure
Nov 25, 2016
Citation in opposition procedure
Nov 25, 2016
Letter regarding the opposition procedure (no time limit)
Oct 20, 2016
Brief communication - Opposition proceedings
Oct 14, 2016
Letter accompanying subsequently filed items
Oct 14, 2016
Request for interpreters during oral proceedings
Oct 10, 2016
Submission concerning representation
Feb 12, 2016
Advice of delivery
Dec 11, 2015
Advice of delivery
Dec 7, 2015
Advice of delivery
Dec 1, 2015
Acknowledgement of a document
Dec 1, 2015
Acknowledgement of a document
Dec 1, 2015
Annex to the communication - opposition
Dec 1, 2015
Information concerning oral proceedings
Dec 1, 2015
Preparation for oral proceedings
Dec 1, 2015
Summons to attend oral proceedings
Dec 1, 2015
Summons to attend oral proceedings
Nov 10, 2015
Communication of the registration of a transfer or change of name and/or address
Oct 22, 2015
Brief communication - Opposition proceedings
Oct 22, 2015
Communication of amended entries concerning the representative
Oct 16, 2015
Any annexes (other than citation) to an opposition letter
Oct 16, 2015
Auxiliary request during Opposition procedure
Oct 16, 2015
Reply of the patent proprietor to the notice(s) of opposition
Aug 27, 2015
Confirmation of revocation of automatic debit order
Jul 28, 2015
Brief communication - Opposition proceedings
Jul 28, 2015
Grant of extension of time limit (opposition procedure)
Jul 23, 2015
(Electronic) Receipt
Jul 23, 2015
Request for extension of time limit
Jun 11, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
May 21, 2015
Brief communication - Opposition proceedings
May 21, 2015
Communication of amended entries
May 11, 2015
Request concerning representative opponent
May 8, 2015
Request concerning representative opponent
May 8, 2015
Request concerning representative opponent
Apr 15, 2015
Communication of a notice of opposition and request to file observations
Apr 15, 2015
Notice of further oppositions to opponent(s)
Mar 17, 2015
Communication of a notice of opposition - first information to patent proprietor
Mar 11, 2015
(Electronic) Receipt
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
Citation in opposition procedure
Mar 11, 2015
General authorisation
Mar 11, 2015
Notice of opposition
Mar 11, 2015
Notice of opposition
Jun 13, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 15, 2014
Decision to grant a European patent
May 2, 2014
English translation of the claims
May 2, 2014
Filing of the translations of the claims
May 2, 2014
French translation of claims
Apr 30, 2014
English translation of the claims
Apr 30, 2014
Filing of the translations of the claims
Apr 30, 2014
French translation of claims
Mar 25, 2014
Bibliographic data of the European patent application
Mar 25, 2014
Communication about intention to grant a European patent
Mar 25, 2014
Intention to grant (signatures)
Mar 25, 2014
Text intended for grant (clean copy)
Mar 25, 2014
Text intended for grant (version for approval)
Feb 28, 2014
Examination started
Dec 5, 2013
Reply to invitation to file a copy of priority search results
Nov 11, 2013
Invitation to file a copy of search results(priority)
Aug 28, 2013
Amended claims filed after receipt of (European) search report
Aug 28, 2013
Amended claims with annotations
Aug 28, 2013
Amendments received before examination
Aug 28, 2013
Non-patent literature cited during the examination procedure
Aug 27, 2013
Amended claims filed after receipt of (European) search report
Aug 27, 2013
Amended claims with annotations
Aug 27, 2013
Amendments received before examination
Aug 27, 2013
Non-patent literature cited during the examination procedure
Jul 16, 2013
CDS Clean up - amended data concerning the representative of the applicant (Association)
May 24, 2013
Submission concerning change of applicant's representative
May 3, 2013
Notification on forthcoming publication of bibliographic data
Mar 20, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Feb 27, 2013
Communication to designated inventor
Feb 27, 2013
Communication to designated inventor
Feb 27, 2013
Communication to designated inventor
Feb 27, 2013
Communication to designated inventor
Feb 27, 2013
Communication to designated inventor
Feb 6, 2013
Copy of the international preliminary report on patentability
Dec 12, 2012
Notification of the recording of a change
Dec 12, 2012
Notification of the recording of a change
Dec 11, 2012
(Electronic) Receipt
Dec 11, 2012
Matter concerning the application
Dec 11, 2012
Request for entry into the European phase
Nov 30, 2012
Information on entry into European phase
Feb 14, 2012
Priority document (electronically transmitted)
Jan 26, 2012
Copy of the international search report
Jan 26, 2012
Copy of the international search report
Jan 26, 2012
Published international application - A1
Oct 24, 2011
Written opinion of the ISA, boxes No. I to VIII
Oct 24, 2011
Written opinion of the ISA, cover sheet
Oct 24, 2011
Written opinion of the ISA, supplemental box
Jul 20, 2011
Submission concerning representation
Jul 15, 2011
(Electronic) Receipt
Jul 15, 2011
Abstract
Jul 15, 2011
Claims
Jul 15, 2011
Description

EP2596040

BAYER

Application Number: EP11731404A
Filing Date: Jul 15, 2011
Status: Revoked; Apr 23, 2021
Publication Date: Jun 11, 2014
External Links: Slate, Register , Google Patents

IP Verse

Polyurethane Having Low Volume Shrinkage

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2596040