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IP Verse

Method Of Making Poly(Aryl Ether Ketones) From 4,4' Difluorobenzophenone Comprising Oxidizing Species And/Or Nitro Compounds - EP2588513

The patent EP2588513 was granted to Solvay Specialty Polymers USA on Oct 4, 2017. The application was filed on Jun 30, 2011 under application number EP11734046A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2588513

SOLVAY SPECIALTY POLYMERS USA
Application Number
EP11734046A
Filing Date
Jun 30, 2011
Status
Granted And Under Opposition
Sep 1, 2017
Publication Date
Oct 4, 2017
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
VICTREX MANUFACTURING VICTREX INVIBIOJun 20, 2018APPLEYARD LEESWITHDRAWN

Patent Citations (19) New

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

Citation PhasePublication Number
DESCRIPTIONEP0004710
DESCRIPTIONUS3928295
DESCRIPTIONUS3953400
DESCRIPTIONUS3956240
DESCRIPTIONUS4176222
DESCRIPTIONUS5777172
DESCRIPTIONUS6274770
DESCRIPTIONUSRE34085E
DESCRIPTIONWO2007144610
DESCRIPTIONWO2007144615
INTERNATIONAL-SEARCH-REPORTUS5064929
INTERNATIONAL-SEARCH-REPORTWO2007144610
INTERNATIONAL-SEARCH-REPORTWO2007144615
OPPOSITIONEP0004710
OPPOSITIONUS2009177014
OPPOSITIONWO2007144610
OPPOSITIONWO2007144615
OPPOSITIONWO2010046383
OTHERUS6828353

Dossier Documents

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  • Date

    Description

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