Tetrafluoropropene Production Processes

Patent No. EP2043979 (titled "Tetrafluoropropene Production Processes") was filed by The Chemours FC on Jun 22, 2007. The application was issued on Feb 26, 2025.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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 DateRepresentative
DAIKIN INDUSTRIESJan 29, 2016HOFFMANN EITLE
ARKEMA FRANCEJan 27, 2016ARKEMA PATENT
MEXICHEM FLUOR DE CVDec 29, 2015POTTER CLARKSON

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.

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EP2043979

THE CHEMOURS FC
Filing Date
Jun 22, 2007
Status
Granted
Publication Date
Feb 26, 2025