The weekly litigation news digest is live. Subscribe now

IP Verse

Composition Comprising Hf And 2,3,3,3-Tetrafluoropropene - EP2976317

The patent EP2976317 was granted to Arkema France on Mar 24, 2021. The application was filed on Feb 21, 2014 under application number EP14711815A. The patent is currently recorded with a legal status of "Revoked".

EP2976317

ARKEMA FRANCE
Application Number
EP14711815A
Filing Date
Feb 21, 2014
Status
Revoked
May 17, 2024
Publication Date
Mar 24, 2021
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
THE CHEMOURS FCDec 15, 2021ABITZ & PARTNERADMISSIBLE

Patent Citations (27) New

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

Citation PhasePublication Number
DESCRIPTIONUS2007100173
DESCRIPTIONUS2009224207
DESCRIPTIONWO2007053736
DESCRIPTIONWO2008002500
DESCRIPTIONWO2008054781
DESCRIPTIONWO2009105517
DESCRIPTIONWO2012075283
INTERNATIONAL-SEARCH-REPORTWO2007053736
INTERNATIONAL-SEARCH-REPORTWO2008002500
INTERNATIONAL-SEARCH-REPORTWO2010059493
OPPOSITIONUS2007100175
OPPOSITIONUS2008011678
OPPOSITIONUS2009127496
OPPOSITIONUS2009224207
OPPOSITIONUS2009287027
OPPOSITIONUS2011137090
OPPOSITIONUS2011152585
OPPOSITIONWO2007053736
OPPOSITIONWO2008024508
OPPOSITIONWO2008054781
OPPOSITIONWO2009105517
OPPOSITIONWO2009105521
OPPOSITIONWO2010059493
OTHERFR1352482
OTHERWO2008054781
OTHERWO2009105517
OTHERWO2009105521

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

  • Get instant alerts for new documents