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IP Verse

Method For Grinding Poly(Aryl Ether Ketones) - EP2776224

The patent EP2776224 was granted to Arkema France on Aug 21, 2019. The application was originally filed on Nov 6, 2012 under application number EP12794442A. The patent is currently recorded with a legal status of "Revoked".

EP2776224

ARKEMA FRANCE
Application Number
EP12794442A
Filing Date
Nov 6, 2012
Status
Revoked
Sep 13, 2024
Publication Date
Aug 21, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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

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NASH MATTHEWSMay 20, 2020APPLEYARD LEESADMISSIBLE
EVONIK OPERATIONSMay 2, 2020EVONIK PATENT ASSOCIATIONADMISSIBLE

Patent Citations (9) New

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

Citation PhasePublication Number
DESCRIPTIONUS2005207931
DESCRIPTIONUS2009280263
DESCRIPTIONUS5247052
INTERNATIONAL-SEARCH-REPORTCA2086780
INTERNATIONAL-SEARCH-REPORTUS2009280263
OPPOSITIONFR2982519
OPPOSITIONUS2006134419
OPPOSITIONUS2009280263
OTHERUS6040043

Dossier Documents

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  • Date

    Description

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