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Azeotropic Or Azeotrope Like Composition, And Method For Producing 2,3,3,3-Tetrafluoropropene Or Chloromethane

Patent No. EP2837613 (titled "Azeotropic Or Azeotrope Like Composition, And Method For Producing 2,3,3,3-Tetrafluoropropene Or Chloromethane") was filed by Asahi Glass on Apr 5, 2013. The application was issued on Dec 20, 2017.

Patent Summary

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.

Company	Opposition Date	Representative
ARKEMA FRANCE	Sep 20, 2018	LECA

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

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Nov 4, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 4, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 29, 2019
Termination of the opposition proceedings with revocation of patent
Aug 23, 2019
Advice of delivery
Aug 2, 2019
Advice of delivery
Jul 24, 2019
Advice of delivery
Jul 23, 2019
Advice of delivery
Jul 19, 2019
Acknowledgement of a document
Jul 19, 2019
Acknowledgement of a document
Jul 19, 2019
Decision of the Opposition Division and instruction
Jul 19, 2019
Decision revoking the European patent
Jul 19, 2019
Grounds for the decision (Annex) - opposition
Jul 19, 2019
Internal form - Opposition/addressees
Jul 19, 2019
Means of redress
Oct 9, 2018
Communication of a notice of opposition and request to file observations
Oct 9, 2018
Notice of further oppositions to opponent(s)
Oct 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Sep 20, 2018
(Electronic) Receipt
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Notice of opposition
Sep 20, 2018
Patent document cited during the opposition procedure
Sep 20, 2018
Patent document cited during the opposition procedure
Sep 20, 2018
Patent document cited during the opposition procedure
Jan 5, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 23, 2017
Decision to grant a European patent
Nov 3, 2017
Filing of the translations of the claims
Nov 3, 2017
French translation of claims
Nov 3, 2017
German translation of the claims
Sep 7, 2017
Bibliographic data of the European patent application
Sep 7, 2017
Communication about intention to grant a European patent
Sep 7, 2017
Intention to grant (signatures)
Sep 7, 2017
Text intended for grant (clean copy)
Sep 7, 2017
Text intended for grant (version for approval)
Jun 21, 2017
Amended claims with annotations
Jun 21, 2017
Claims
Jun 21, 2017
Reply to communication from the Examining Division
Mar 23, 2017
Annex to the communication
Mar 23, 2017
Communication from the Examining Division
Mar 17, 2017
Examination started
May 17, 2016
Amended claims filed after receipt of (European) search report
May 17, 2016
Amended claims with annotations
May 17, 2016
Amended description filed after receipt of (European) search report
May 17, 2016
Amended description with annotations
May 17, 2016
Amendments received before examination
Nov 24, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 6, 2015
Communication regarding the transmission of the European search report
Nov 6, 2015
European search opinion
Nov 6, 2015
Supplementary European search report
Jan 21, 2015
Notification of forthcoming publication
Nov 20, 2014
Communication regarding possible amendment of the application/payment of claims fee
Nov 17, 2014
Communication of the registration of a transfer or change of name and/or address
Nov 14, 2014
Communication to designated inventor
Nov 14, 2014
Communication to designated inventor
Oct 31, 2014
Submission concerning change of applicant's address
Oct 29, 2014
Copy of the international preliminary report on patentability
Oct 29, 2014
Translation of the international preliminary report on patentability
Sep 25, 2014
Payment of fees and costs
Sep 19, 2014
Abstract
Sep 19, 2014
Claims
Sep 19, 2014
Description
Sep 19, 2014
Matter concerning the application
Sep 19, 2014
Request for entry into the European phase
Sep 19, 2014
Request for grant of a European patent
Aug 22, 2014
Information on entry into European phase
Nov 5, 2013
Priority document (electronically transmitted)
Oct 17, 2013
Copy of the international search report
Oct 17, 2013
Copy of the translated international search report
Oct 17, 2013
International publication pamphlet

EP2837613

ASAHI GLASS

Application Number: EP13775958A
Filing Date: Apr 5, 2013
Status: Revoked; Nov 1, 2019
Publication Date: Dec 20, 2017
External Links: Slate, EP2837613B1, Google Patents