Method For Producing Flexible Polyurethane Foam Materials

Patent No. EP2691434 (titled "Method For Producing Flexible Polyurethane Foam Materials") was filed by Bayer on Mar 23, 2012. The application was issued on Oct 4, 2017.

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
REPSOL	Jul 4, 2018	ABG INTELLECTUAL LAW
REPSOL	Jul 4, 2018	ABG LAW

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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Mar 26, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 26, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 23, 2020
Termination of the opposition proceedings with revocation of patent
Jan 17, 2020
(Electronic) Receipt
Jan 17, 2020
Advice of delivery
Jan 17, 2020
Letter accompanying subsequently filed items
Jan 15, 2020
Communication about missing advice of delivery
Dec 19, 2019
Advice of delivery
Dec 10, 2019
Acknowledgement of a document
Dec 10, 2019
Acknowledgement of a document
Dec 10, 2019
Annex to the communication - opposition
Dec 10, 2019
Decision of the Opposition Division and instruction
Dec 10, 2019
Decision revoking the European patent
Dec 10, 2019
Grounds for the decision (Annex) - opposition
Dec 10, 2019
Internal form - Opposition/addressees
Dec 10, 2019
Internal form - Opposition/addressees
Dec 10, 2019
Means of redress
Dec 10, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 10, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 10, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 10, 2019
Provision of a copy of the minutes - opposition procedure
Nov 5, 2019
Information about the result of oral proceedings
Oct 24, 2019
Brief communication - Opposition proceedings
Oct 21, 2019
(Electronic) Receipt
Oct 21, 2019
Brief communication - Opposition proceedings
Oct 21, 2019
Letter accompanying subsequently filed items
Oct 21, 2019
Written submission in preparation to/during oral proceedings
Sep 10, 2019
Brief communication - Opposition proceedings
Sep 9, 2019
Brief communication - Opposition proceedings
Sep 5, 2019
(Electronic) Receipt
Sep 5, 2019
Brief communication - Opposition proceedings
Sep 5, 2019
Citation in opposition procedure - 007
Sep 5, 2019
Citation in opposition procedure - 008
Sep 5, 2019
Consolidated list of cited opposition documents
Sep 5, 2019
Letter accompanying subsequently filed items
Sep 5, 2019
Written submission in preparation to/during oral proceedings
Sep 3, 2019
(Electronic) Receipt
Sep 3, 2019
Amended claims with annotations
Sep 3, 2019
Amended claims with annotations
Sep 3, 2019
Citation in opposition procedure - 009
Sep 3, 2019
Claims
Sep 3, 2019
Claims
Sep 3, 2019
Letter accompanying subsequently filed items
Sep 3, 2019
Written submission in preparation to/during oral proceedings
Sep 2, 2019
(Electronic) Receipt
Sep 2, 2019
Letter accompanying subsequently filed items
Sep 2, 2019
Request for interpreters during oral proceedings
Jul 17, 2019
Request concerning representative opponent
Mar 25, 2019
Advice of delivery
Feb 26, 2019
Advice of delivery
Feb 22, 2019
(Electronic) Receipt
Feb 22, 2019
Advice of delivery
Feb 22, 2019
Letter accompanying subsequently filed items
Feb 20, 2019
Advice of delivery
Feb 15, 2019
Acknowledgement of a document
Feb 15, 2019
Acknowledgement of a document
Feb 15, 2019
Annex to the communication - opposition
Feb 15, 2019
Information concerning oral proceedings
Feb 15, 2019
Summons to attend oral proceedings
Feb 15, 2019
Summons to attend oral proceedings
Nov 23, 2018
Brief communication - Opposition proceedings
Nov 19, 2018
(Electronic) Receipt
Nov 19, 2018
Amended claims with annotations
Nov 19, 2018
Amended claims with annotations
Nov 19, 2018
Citation in opposition procedure - 006
Nov 19, 2018
Claims
Nov 19, 2018
Claims
Nov 19, 2018
Letter accompanying subsequently filed items
Nov 19, 2018
Reply of the patent proprietor to the notice(s) of opposition
Oct 22, 2018
Communication of amended entries
Jul 16, 2018
Communication of a notice of opposition and request to file observations
Jul 16, 2018
Notice of further oppositions to opponent(s)
Jul 9, 2018
Communication of a notice of opposition - first information to patent proprietor
Jul 4, 2018
(Electronic) Receipt
Jul 4, 2018
Citation in opposition procedure - 001
Jul 4, 2018
Citation in opposition procedure - 002
Jul 4, 2018
Citation in opposition procedure - 003
Jul 4, 2018
Citation in opposition procedure - 004
Jul 4, 2018
Citation in opposition procedure - 005
Jul 4, 2018
Notice of opposition
Jul 4, 2018
Notice of opposition
Oct 12, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 7, 2017
Decision to grant a European patent
Aug 22, 2017
(Electronic) Receipt
Aug 22, 2017
English translation of the claims
Aug 22, 2017
Filing of the translations of the claims
Aug 22, 2017
French translation of claims
Aug 22, 2017
Letter accompanying subsequently filed items
Apr 21, 2017
Bibliographic data of the European patent application
Apr 21, 2017
Communication about intention to grant a European patent
Apr 21, 2017
Intention to grant (signatures)
Apr 21, 2017
Text intended for grant (clean copy)
Apr 21, 2017
Text intended for grant (version for approval)
Jan 31, 2017
(Electronic) Receipt
Jan 31, 2017
Letter accompanying subsequently filed items
Jan 31, 2017
Reply to communication from the Examining Division
Dec 8, 2016
Annex to the communication
Dec 8, 2016
Communication from the Examining Division
Oct 10, 2016
Submission concerning representation
Sep 30, 2015
Communication of amended entries concerning the representative
Sep 30, 2015
Communication of the registration of a transfer or change of name and/or address
Sep 17, 2015
Letter relating to the automatic debiting procedure
Sep 11, 2015
Submission concerning a transfer of rights (applicant)
Aug 28, 2015
Confirmation of revocation of automatic debit order
Aug 17, 2015
Letter relating to the automatic debiting procedure
Jun 11, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Nov 13, 2014
(Electronic) Receipt
Nov 13, 2014
Amended claims with annotations
Nov 13, 2014
Annex
Nov 13, 2014
Claims
Nov 13, 2014
Letter accompanying subsequently filed items
Nov 13, 2014
Reply to communication from the Examining Division
Jul 23, 2014
Annex to the communication
Jul 23, 2014
Communication from the Examining Division
Jul 16, 2014
Examination started
May 16, 2014
(Electronic) Receipt
May 16, 2014
Amended claims filed after receipt of (European) search report
May 16, 2014
Amendments received before examination
May 16, 2014
Letter accompanying subsequently filed items
Jan 9, 2014
Notification on forthcoming publication of bibliographic data
Nov 12, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 8, 2013
Communication to designated inventor
Nov 8, 2013
Communication to designated inventor
Nov 8, 2013
Communication to designated inventor
Nov 8, 2013
Communication to designated inventor
Nov 5, 2013
Copy of the international preliminary report on patentability
Nov 5, 2013
Priority search results copy provided by EPO
Sep 27, 2013
(Electronic) Receipt
Sep 27, 2013
Annex
Sep 27, 2013
Request for entry into the European phase
Aug 9, 2013
Information on entry into European phase
Jun 6, 2013
Notification of the recording of a change
Jun 6, 2013
Notification of the recording of a change
Apr 16, 2013
Submission concerning a transfer of rights (applicant)
Oct 23, 2012
Priority document (electronically transmitted)
Oct 4, 2012
Copy of the international search report
Oct 4, 2012
Copy of the international search report
Oct 4, 2012
Published international application - A1
Jun 28, 2012
Written opinion of the ISA, boxes No. I to VIII
Jun 28, 2012
Written opinion of the ISA, cover sheet
Jun 28, 2012
Written opinion of the ISA, supplemental box
Apr 4, 2012
Submission concerning representation
Mar 23, 2012
(Electronic) Receipt
Mar 23, 2012
Abstract
Mar 23, 2012
Claims
Mar 23, 2012
Description
Feb 23, 2012
Priority document (RO-procedure)

EP2691434

BAYER

Application Number: EP12710097A
Filing Date: Mar 23, 2012
Status: Revoked; Mar 27, 2020
Publication Date: Oct 4, 2017
External Links: Slate, Register , Google Patents

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Method For Producing Flexible Polyurethane Foam Materials

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2691434