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IP Verse

Improved Membrane Electrode Assemblies For Pem Fuel Cells - EP2475034

The patent EP2475034 was granted to Greenerity on Nov 25, 2020. The application was filed on Dec 23, 2010 under application number EP10016032A. The patent is currently recorded with a legal status of "Revoked".

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

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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.

CompanyOpposition DateRepresentativeOpposition Status
JOHNSON MATTHEY PUBLICAug 24, 2021HOTCHENADMISSIBLE

Patent Citations (22) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONEP1701790
DESCRIPTIONUS2009068541
DESCRIPTIONUS2009162725
DESCRIPTIONUS2010047668
DESCRIPTIONWO2006103035
DESCRIPTIONWO2008025751
OPPOSITIONJP2003508877
OPPOSITIONJP2008041411
OPPOSITIONUS2008187813
OPPOSITIONUS2009068541
OPPOSITIONUS2010178582
OPPOSITIONUS6855453
OPPOSITIONWO0115247
OPPOSITIONWO2005049199
OPPOSITIONWO2007119130
OPPOSITIONWO2007119134
SEARCHJP2008041411
SEARCHUS2004013935
SEARCHUS6936370
SEARCHWO2005049199
SEARCHWO2007119134
SEARCHWO2011021034

Dossier Documents

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  • Date

    Description

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