Compositions Containing A Combination Of Z And E Stereoisomers Of Hydrofluoroolefins

Patent No. EP2185488 (titled "Compositions Containing A Combination Of Z And E Stereoisomers Of Hydrofluoroolefins") was filed by Arkema on Sep 4, 2008. The application was issued on Jan 3, 2018.

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
HONEYWELL	Oct 3, 2018	CROOKS
MEXICHEM FLUOR DE CV	Oct 3, 2018	POTTER 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.

Date
Description

Get instant alerts for new documents

Jul 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 1, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jun 28, 2021
Termination of the opposition proceedings with revocation of patent
Mar 29, 2021
Advice of delivery
Mar 29, 2021
Cover sheet for fax transmission
Mar 17, 2021
Decision revoking the European patent
Mar 17, 2021
Decision revoking the European patent
Mar 17, 2021
Decision revoking the European patent
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 16, 2021
Annex to the communication - opposition
Mar 16, 2021
Internal form - Opposition/addressees
Mar 16, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 16, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 16, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 16, 2021
Provision of a copy of the minutes - opposition procedure
Mar 16, 2021
Provision of a copy of the minutes - opposition procedure
Mar 16, 2021
Provision of a copy of the minutes - opposition procedure
Jan 29, 2021
Information about the result of oral proceedings
Jan 28, 2021
Brief communication - Opposition proceedings
Jan 28, 2021
Brief communication - Opposition proceedings
Jan 27, 2021
(Electronic) Receipt
Jan 27, 2021
Citation in opposition procedure - 026
Jan 27, 2021
Letter accompanying subsequently filed items
Jan 27, 2021
Written submission in preparation to/during oral proceedings
Jan 26, 2021
Brief communication - Opposition proceedings
Jan 26, 2021
Brief communication - Opposition proceedings
Jan 25, 2021
(Electronic) Receipt
Jan 25, 2021
Citation in opposition procedure - 025
Jan 25, 2021
Letter accompanying subsequently filed items
Jan 25, 2021
Written submission in preparation to/during oral proceedings
Jan 20, 2021
(Electronic) Receipt
Jan 20, 2021
Citation in opposition procedure - 023
Jan 20, 2021
Citation in opposition procedure - 023
Jan 20, 2021
Citation in opposition procedure - 024
Jan 20, 2021
Citation in opposition procedure - 024
Jan 20, 2021
Consolidated list of cited opposition documents
Jan 20, 2021
Letter accompanying subsequently filed items
Jan 20, 2021
Written submission in preparation to/during oral proceedings
Dec 21, 2020
(Electronic) Receipt
Dec 21, 2020
Letter accompanying subsequently filed items
Dec 21, 2020
Written submission in preparation to/during oral proceedings
Dec 4, 2020
Brief communication - Opposition proceedings
Dec 4, 2020
Brief communication - Opposition proceedings
Dec 4, 2020
Brief communication - Opposition proceedings
Dec 4, 2020
Notification concerning the date of oral proceedings
Dec 4, 2020
Notification concerning the date of oral proceedings
Dec 4, 2020
Notification concerning the date of oral proceedings
Nov 27, 2020
(Electronic) Receipt
Nov 27, 2020
(Electronic) Receipt
Nov 27, 2020
Citation in opposition procedure - 019
Nov 27, 2020
Citation in opposition procedure - 020
Nov 27, 2020
Citation in opposition procedure - 021
Nov 27, 2020
Citation in opposition procedure - 022
Nov 27, 2020
Letter accompanying subsequently filed items
Nov 27, 2020
Letter accompanying subsequently filed items
Nov 27, 2020
Written submission in preparation to/during oral proceedings
Nov 27, 2020
Written submission in preparation to/during oral proceedings
Nov 26, 2020
(Electronic) Receipt
Nov 26, 2020
Letter accompanying subsequently filed items
Nov 26, 2020
Request for interpreters during oral proceedings
May 19, 2020
Advice of delivery
Apr 24, 2020
Advice of delivery
Apr 24, 2020
Transmittal of decision / summons - opposition
Apr 21, 2020
Acknowledgement of a document
Apr 21, 2020
Acknowledgement of a document
Apr 21, 2020
Acknowledgement of a document
Apr 21, 2020
Summons to attend oral proceedings
Apr 21, 2020
Summons to attend oral proceedings
Apr 21, 2020
Summons to attend oral proceedings
Mar 23, 2020
Advice of delivery
Mar 19, 2020
Brief communication - Opposition proceedings
Mar 19, 2020
Brief communication - Opposition proceedings
Mar 19, 2020
Brief communication - Opposition proceedings
Mar 18, 2020
Notification concerning the date of oral proceedings
Mar 18, 2020
Notification concerning the date of oral proceedings
Mar 18, 2020
Notification concerning the date of oral proceedings
Mar 17, 2020
Advice of delivery
Mar 16, 2020
Notification concerning the date of oral proceedings
Mar 13, 2020
(Electronic) Receipt
Mar 13, 2020
(Electronic) Receipt
Mar 13, 2020
Letter accompanying subsequently filed items
Mar 13, 2020
Letter accompanying subsequently filed items
Mar 13, 2020
Oral proceedings: Request for postponement
Mar 13, 2020
Oral proceedings: Request for postponement
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Any annexes (other than citation) to an opposition letter
Jan 24, 2020
Auxiliary request during Opposition procedure - 01
Jan 24, 2020
Auxiliary request during Opposition procedure - 02
Jan 24, 2020
Auxiliary request during Opposition procedure - 03
Jan 24, 2020
Auxiliary request during Opposition procedure - 04
Jan 24, 2020
Auxiliary request during Opposition procedure - 05
Jan 24, 2020
Auxiliary request during Opposition procedure - 06
Jan 24, 2020
Auxiliary request during Opposition procedure - 07
Jan 24, 2020
Auxiliary request during Opposition procedure - 08
Jan 24, 2020
Auxiliary request during Opposition procedure - 09
Jan 24, 2020
Auxiliary request during Opposition procedure - 10
Jan 24, 2020
Auxiliary request during Opposition procedure - 11
Jan 24, 2020
Auxiliary request during Opposition procedure - 12
Jan 24, 2020
Citation in opposition procedure - 018
Jan 24, 2020
Consolidated list of cited opposition documents
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Written submission in preparation to/during oral proceedings
Jan 24, 2020
Written submission in preparation to/during oral proceedings
Jan 24, 2020
Written submission in preparation to/during oral proceedings
Jul 22, 2019
Advice of delivery
Jun 25, 2019
Advice of delivery
Jun 21, 2019
Advice of delivery
Jun 21, 2019
Advice of delivery
Jun 20, 2019
Advice of delivery
Jun 14, 2019
Acknowledgement of a document
Jun 14, 2019
Acknowledgement of a document
Jun 14, 2019
Acknowledgement of a document
Jun 14, 2019
Annex to the communication - opposition
Jun 14, 2019
Consolidated list of cited opposition documents
Jun 14, 2019
Summons to attend oral proceedings
Jun 14, 2019
Summons to attend oral proceedings
Jun 14, 2019
Summons to attend oral proceedings
Feb 19, 2019
Brief communication - Opposition proceedings
Feb 19, 2019
Brief communication - Opposition proceedings
Feb 13, 2019
(Electronic) Receipt
Feb 13, 2019
Letter accompanying subsequently filed items
Feb 13, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jan 15, 2019
Communication of amended entries
Dec 14, 2018
Request concerning representative opponent
Nov 27, 2018
Communication confirming withdrawal from representation
Nov 27, 2018
Communication of amended entries concerning the representative
Nov 22, 2018
Brief communication - Opposition proceedings
Nov 22, 2018
Brief communication - Opposition proceedings
Nov 15, 2018
(Electronic) Receipt
Nov 15, 2018
(Electronic) Receipt
Nov 15, 2018
Letter accompanying subsequently filed items
Nov 15, 2018
Letter accompanying subsequently filed items
Nov 15, 2018
Submission concerning change of proprietor's representative
Nov 15, 2018
Submission concerning change of proprietor's representative
Oct 17, 2018
Communication of a notice of opposition and request to file observations
Oct 17, 2018
Notice of further oppositions to opponent(s)
Oct 17, 2018
Notice of further oppositions to opponent(s)
Oct 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 3, 2018
(Electronic) Receipt
Oct 3, 2018
(Electronic) Receipt
Oct 3, 2018
Any annexes (other than citation) to an opposition letter
Oct 3, 2018
Citation in opposition procedure - 001
Oct 3, 2018
Citation in opposition procedure - 002
Oct 3, 2018
Citation in opposition procedure - 002
Oct 3, 2018
Citation in opposition procedure - 002
Oct 3, 2018
Citation in opposition procedure - 003
Oct 3, 2018
Citation in opposition procedure - 004
Oct 3, 2018
Citation in opposition procedure - 006
Oct 3, 2018
Citation in opposition procedure - 007
Oct 3, 2018
Citation in opposition procedure - 007
Oct 3, 2018
Citation in opposition procedure - 008
Oct 3, 2018
Citation in opposition procedure - 009
Oct 3, 2018
Citation in opposition procedure - 010
Oct 3, 2018
Citation in opposition procedure - 011
Oct 3, 2018
Citation in opposition procedure - 012
Oct 3, 2018
Citation in opposition procedure - 013
Oct 3, 2018
Citation in opposition procedure - 014
Oct 3, 2018
Citation in opposition procedure - 015
Oct 3, 2018
Citation in opposition procedure - 016
Oct 3, 2018
Citation in opposition procedure - 017
Oct 3, 2018
Letter concerning fees and payments
Oct 3, 2018
Notice of opposition
Oct 3, 2018
Notice of opposition
Oct 3, 2018
Notice of opposition
Oct 3, 2018
Notice of opposition
Oct 3, 2018
Patent document cited during the opposition procedure
Oct 3, 2018
Patent document cited during the opposition procedure
Oct 3, 2018
Patent document cited during the opposition procedure
Oct 3, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 7, 2017
Decision to grant a European patent
Nov 22, 2017
(Electronic) Receipt
Nov 22, 2017
Filing of the translations of the claims
Nov 22, 2017
French translation of claims
Nov 22, 2017
German translation of the claims
Nov 22, 2017
Letter accompanying subsequently filed items
Nov 22, 2017
Submission concerning representation
Oct 27, 2017
Bibliographic data of the European patent application
Oct 27, 2017
Communication about intention to grant a European patent
Oct 27, 2017
Intention to grant (signatures)
Oct 27, 2017
Text intended for grant (clean copy)
Oct 27, 2017
Text intended for grant (version for approval)
Jun 1, 2017
(Electronic) Receipt
Jun 1, 2017
Amended description with annotations
Jun 1, 2017
Description
Jun 1, 2017
Letter accompanying subsequently filed items
Jun 1, 2017
Reply to communication from the Examining Division
Apr 12, 2017
Grant of extension of time limit (examination procedure)
Apr 6, 2017
(Electronic) Receipt
Apr 6, 2017
Letter accompanying subsequently filed items
Apr 6, 2017
Request for extension of time limit to communication from the Examining Division
Dec 13, 2016
Annex to the communication
Dec 13, 2016
Communication from the Examining Division
Sep 20, 2016
(Electronic) Receipt
Sep 20, 2016
Amended description with annotations
Sep 20, 2016
Claims
Sep 20, 2016
Description
Sep 20, 2016
Letter accompanying subsequently filed items
Sep 20, 2016
Reply to communication from the Examining Division
Jul 15, 2016
Grant of extension of time limit (examination procedure)
Jul 8, 2016
(Electronic) Receipt
Jul 8, 2016
Letter accompanying subsequently filed items
Jul 8, 2016
Request for extension of time limit to communication from the Examining Division
Mar 24, 2016
Annex to the communication
Mar 24, 2016
Communication from the Examining Division
Sep 28, 2015
Decision to allow further processing
Sep 15, 2015
(Electronic) Receipt
Sep 15, 2015
Amended claims with annotations
Sep 15, 2015
Claims
Sep 15, 2015
Letter accompanying subsequently filed items
Sep 15, 2015
Request for further processing
Jul 24, 2015
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Apr 15, 2015
Grant of extension of time limit (examination procedure)
Apr 9, 2015
(Electronic) Receipt
Apr 9, 2015
Letter accompanying subsequently filed items
Apr 9, 2015
Request for extension of time limit to communication from the Examining Division
Dec 16, 2014
Annex to the communication
Dec 16, 2014
Communication from the Examining Division
Feb 21, 2014
(Electronic) Receipt
Feb 21, 2014
Claims
Feb 21, 2014
Letter accompanying subsequently filed items
Feb 21, 2014
Reply to communication from the Examining Division
Oct 28, 2013
Annex to the communication
Oct 28, 2013
Communication from the Examining Division
Oct 21, 2013
Examination started
Feb 19, 2013
Communication of the registration of a transfer or change of name and/or address
Feb 18, 2013
Submission concerning change of applicant's address
Feb 13, 2013
Submission concerning change of applicant's address
Jan 24, 2013
Decision to allow further processing
Jan 7, 2013
(Electronic) Receipt
Jan 7, 2013
Amended claims filed after receipt of (European) search report
Jan 7, 2013
Letter accompanying subsequently filed items
Jan 7, 2013
Request for further processing
Nov 8, 2012
Application deemed to be withdrawn (non-reply to Written Opinion)
Mar 19, 2012
(Electronic) Receipt
Mar 19, 2012
Letter accompanying subsequently filed items
Mar 19, 2012
Maintenance of the application
Mar 12, 2012
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Feb 22, 2012
Communication regarding the transmission of the European search report
Feb 22, 2012
European search opinion
Feb 22, 2012
Supplementary European search report
Apr 21, 2010
Notification on forthcoming publication of bibliographic data
Apr 20, 2010
Communication regarding possible amendment of the application/payment of claims fee
Mar 31, 2010
Copy of the international preliminary report on patentability
Dec 22, 2009
(Electronic) Receipt
Dec 22, 2009
Amended claims filed after receipt of (European) search report
Dec 22, 2009
Amended description filed after receipt of (European) search report
Dec 22, 2009
Amendments received before examination
Dec 22, 2009
Request for entry into the European phase
Apr 15, 2009
Priority document (electronically transmitted)
Mar 19, 2009
Copy of the international search report
Mar 19, 2009
Published international application - A1

EP2185488

ARKEMA

Application Number: EP08799122A
Filing Date: Sep 4, 2008
Status: Revoked; Jul 2, 2021
Publication Date: Jan 3, 2018
External Links: Slate, Register , Google Patents

IP Verse

Compositions Containing A Combination Of Z And E Stereoisomers Of Hydrofluoroolefins

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2185488