Improved Membrane Electrode Assemblies For Pem Fuel Cells

Patent No. EP2475034 (titled "Improved Membrane Electrode Assemblies For Pem Fuel Cells") was filed by Greenerity on Dec 23, 2010. The application was issued on Nov 25, 2020.

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
JOHNSON MATTHEY PUBLIC	Aug 24, 2021	HOTCHEN

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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Apr 6, 2023
Advice of delivery
Apr 4, 2023
(Electronic) Receipt
Apr 4, 2023
Advice of delivery
Apr 4, 2023
Annex to the communication - opposition
Apr 4, 2023
Decision of the Opposition Division and instruction
Apr 4, 2023
Decision revoking the European patent
Apr 4, 2023
Decision revoking the European patent
Apr 4, 2023
Grounds for the decision (Annex) - opposition
Apr 4, 2023
Letter accompanying subsequently filed items
Apr 4, 2023
Means of redress
Apr 4, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 4, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 4, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 4, 2023
Provision of a copy of the minutes - opposition procedure
Apr 4, 2023
Provision of a copy of the minutes - opposition procedure
Apr 4, 2023
Scanned annex to a communication - opposition procedure
Apr 4, 2023
Transmittal of decision / summons - opposition
Apr 4, 2023
Transmittal of decision / summons - opposition
Feb 22, 2023
Information about the result of oral proceedings
Feb 17, 2023
Brief communication - Opposition proceedings
Feb 16, 2023
(Electronic) Receipt
Feb 16, 2023
Auxiliary request during Opposition procedure
Feb 16, 2023
Auxiliary request during Opposition procedure - 05
Feb 16, 2023
Letter accompanying subsequently filed items
Feb 16, 2023
Written submission in preparation to/during oral proceedings
Feb 2, 2023
Brief communication - Opposition proceedings
Jan 30, 2023
(Electronic) Receipt
Jan 30, 2023
Letter accompanying subsequently filed items
Jan 30, 2023
Written submission in preparation to/during oral proceedings
Jan 4, 2023
Brief communication - Opposition proceedings
Dec 22, 2022
(Electronic) Receipt
Dec 22, 2022
Auxiliary request during Opposition procedure
Dec 22, 2022
Auxiliary request during Opposition procedure
Dec 22, 2022
Auxiliary request during Opposition procedure
Dec 22, 2022
Auxiliary request during Opposition procedure
Dec 22, 2022
Auxiliary request during Opposition procedure - 02
Dec 22, 2022
Auxiliary request during Opposition procedure - 03
Dec 22, 2022
Auxiliary request during Opposition procedure - 04
Dec 22, 2022
Auxiliary request during Opposition procedure - 05
Dec 22, 2022
Letter accompanying subsequently filed items
Dec 22, 2022
Written submission in preparation to/during oral proceedings
Dec 21, 2022
Brief communication - Opposition proceedings
Dec 21, 2022
Communication of amended entries
Dec 16, 2022
(Electronic) Receipt
Dec 16, 2022
(Electronic) Receipt
Dec 16, 2022
Letter accompanying subsequently filed items
Dec 16, 2022
Letter accompanying subsequently filed items
Dec 16, 2022
Written submission in preparation to/during oral proceedings
Nov 29, 2022
Brief communication - Opposition proceedings
Nov 29, 2022
Notification concerning the date of oral proceedings
Nov 29, 2022
Notification concerning the date of oral proceedings
Nov 24, 2022
(Electronic) Receipt
Nov 24, 2022
Letter accompanying subsequently filed items
Jul 14, 2022
Advice of delivery
Jul 8, 2022
Annex to the communication - opposition
Jul 8, 2022
Information concerning oral proceedings
Jul 8, 2022
Summons to attend oral proceedings
Jul 8, 2022
Summons to attend oral proceedings
Jul 8, 2022
Transmittal of decision / summons - opposition
Jul 8, 2022
Transmittal of decision / summons - opposition
Jan 24, 2022
Brief communication - Opposition proceedings
Jan 20, 2022
Brief communication - Opposition proceedings
Jan 18, 2022
(Electronic) Receipt
Jan 18, 2022
Letter accompanying subsequently filed items
Jan 18, 2022
Letter regarding the opposition procedure (no time limit)
Jan 17, 2022
(Electronic) Receipt
Jan 17, 2022
Auxiliary request during Opposition procedure
Jan 17, 2022
Auxiliary request during Opposition procedure - 01
Jan 17, 2022
Letter accompanying subsequently filed items
Jan 17, 2022
Reply of the patent proprietor to the notice(s) of opposition
Sep 8, 2021
Communication of a notice of opposition and request to file observations
Sep 8, 2021
Notice of further oppositions to opponent(s)
Aug 30, 2021
Communication of a notice of opposition - first information to patent proprietor
Aug 24, 2021
(Electronic) Receipt
Aug 24, 2021
Citation in opposition procedure - 001
Aug 24, 2021
Citation in opposition procedure - 002
Aug 24, 2021
Citation in opposition procedure - 003
Aug 24, 2021
Citation in opposition procedure - 004
Aug 24, 2021
Citation in opposition procedure - 005
Aug 24, 2021
Citation in opposition procedure - 005
Aug 24, 2021
Citation in opposition procedure - 005
Aug 24, 2021
Citation in opposition procedure - 006
Aug 24, 2021
Citation in opposition procedure - 007
Aug 24, 2021
Citation in opposition procedure - 008
Aug 24, 2021
Citation in opposition procedure - 009
Aug 24, 2021
Citation in opposition procedure - 010
Aug 24, 2021
Citation in opposition procedure - 011
Aug 24, 2021
Consolidated list of cited opposition documents
Aug 24, 2021
Notice of opposition
Aug 24, 2021
Notice of opposition
Dec 7, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 29, 2020
Decision to grant a European patent
Oct 16, 2020
(Electronic) Receipt
Oct 16, 2020
Filing of the translations of the claims
Oct 16, 2020
French translation of claims
Oct 16, 2020
German translation of the claims
Oct 16, 2020
Letter accompanying subsequently filed items
Aug 25, 2020
Bibliographic data of the European patent application
Aug 25, 2020
Communication about intention to grant a European patent
Aug 25, 2020
Intention to grant (signatures)
Aug 25, 2020
Text intended for grant (clean copy)
Aug 25, 2020
Text intended for grant (version for approval)
Dec 16, 2019
Grant of extension of time limit (examination procedure)
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Amended claims with annotations
Dec 12, 2019
Amended description with annotations
Dec 12, 2019
Claims
Dec 12, 2019
Description
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Reply to communication from the Examining Division
Dec 11, 2019
(Electronic) Receipt
Dec 11, 2019
Letter accompanying subsequently filed items
Dec 11, 2019
Request for extension of time limit to communication from the Examining Division
Oct 2, 2019
Annex to the communication
Oct 2, 2019
Communication from the Examining Division
Apr 5, 2018
Decision to allow further processing
Mar 21, 2018
(Electronic) Receipt
Mar 21, 2018
Amended claims with annotations
Mar 21, 2018
Claims
Mar 21, 2018
Letter accompanying subsequently filed items
Mar 21, 2018
Reply to communication from the Examining Division
Mar 21, 2018
Request for further processing
Jan 31, 2018
Refund of fees
Jan 25, 2018
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Jul 25, 2017
Annex to the communication
Jul 25, 2017
Communication from the Examining Division
Jul 17, 2017
Examination started
Apr 18, 2017
Notification regarding date of start of examination with possibility to withdraw
Jan 23, 2017
Communication of amended entries concerning the representative
Jan 9, 2017
Confirmation of revocation of automatic debit order
Jan 3, 2017
Letter relating to the automatic debiting procedure
Dec 14, 2016
(Electronic) Receipt
Dec 14, 2016
Letter accompanying subsequently filed items
Dec 14, 2016
Submission concerning change of applicant's representative
Aug 31, 2016
Communication of the registration of a transfer or change of name and/or address
Aug 11, 2016
Submission concerning a transfer of rights (applicant)
May 19, 2016
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Apr 16, 2016
Annexes in respect of a client data request
Apr 16, 2016
Submission concerning a transfer of rights (applicant)
Jan 9, 2013
Amended claims filed after receipt of (European) search report
Jan 9, 2013
Amended claims with annotations
Jan 9, 2013
Amendments received before examination
Jan 9, 2013
Non-patent literature cited during the examination procedure
Jan 8, 2013
Amended claims filed after receipt of (European) search report
Jan 8, 2013
Amended claims with annotations
Jan 8, 2013
Amendments received before examination
Jul 16, 2012
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 13, 2012
Notification of forthcoming publication
May 25, 2011
Communication regarding the transmission of the European search report
May 25, 2011
European search opinion
May 25, 2011
European search report
Jan 5, 2011
Abstract
Jan 5, 2011
Claims
Jan 5, 2011
Description
Jan 5, 2011
Designation of inventor
Jan 5, 2011
Drawings
Jan 5, 2011
Matter concerning the application
Jan 5, 2011
Request for grant of a European patent
Dec 23, 2010
Abstract
Dec 23, 2010
Claims
Dec 23, 2010
Description
Dec 23, 2010
Designation of inventor
Dec 23, 2010
Drawings
Dec 23, 2010
Matter concerning the application
Dec 23, 2010
Request for grant of a European patent

EP2475034

GREENERITY

Application Number: EP10016032A
Filing Date: Dec 23, 2010
Status: Revoked; Nov 12, 2024
Publication Date: Nov 25, 2020
External Links: Slate, Register , Google Patents

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Improved Membrane Electrode Assemblies For Pem Fuel Cells

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Dossier Documents

EP2475034