Catalytic Dehydrochlorination Of Hydrochlorofluorocarbons - EP2678298

The patent EP2678298 was granted to EI DU Pont DE Nemours on Apr 5, 2017. The application was originally filed on Feb 21, 2012 under application number EP12707442A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2678298

EI DU PONT DE NEMOURS
Application Number
EP12707442A
Filing Date
Feb 21, 2012
Status
Opposition Rejected
Jul 9, 2019
Grant Date
Apr 5, 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

Get instant alerts for new oppositions and patent status changes

ARKEMA FRANCEJan 4, 2018LECA -

Patent Citations (12) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONEP2135855
DESCRIPTIONUS4978649
DESCRIPTIONUS5136113
INTERNATIONAL-SEARCH-REPORTUS2009299107
INTERNATIONAL-SEARCH-REPORTUS7829748
INTERNATIONAL-SEARCH-REPORTWO2009021154
OPPOSITIONEP1916231
OPPOSITIONUS6369284
OPPOSITIONWO2007117391
OPPOSITIONWO2009018561
OPPOSITIONWO2009021154
OPPOSITIONWO9011131

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- OKSANA ZALUZHNA, "Experimental Unimolecular Rate Constants for 2, 3-HF an2, 3-HCI Elimination from Chemically Activated CF3CFCICH2Cl", Proceedings of The National Conference On Undergraduate Research (NCUR, (20060406), pages 1 - 8, XP055451195-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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