Composition Comprising Hfc And Hfo

Patent No. EP3241879 (titled "Composition Comprising Hfc And Hfo") was filed by Daikin Industries on Jun 1, 2015. The application was issued on Jul 1, 2020.

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
THE CHEMOURS FC	Mar 31, 2021	HEINEMANN

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

Aug 10, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 7, 2023
Termination of the opposition proceedings with maintenance of patent
Apr 27, 2023
Advice of delivery
Apr 26, 2023
Decision to discontinue the opposition proceedings
Apr 26, 2023
Transmittal of decision / summons - opposition
Apr 12, 2023
Notification concerning the date of oral proceedings
Apr 6, 2023
(Electronic) Receipt
Apr 6, 2023
Request for interpreters during oral proceedings
Mar 23, 2023
(Electronic) Receipt
Mar 23, 2023
Letter accompanying subsequently filed items
Mar 23, 2023
Reply to an examination report in opposition proceedings
Dec 5, 2022
Notification concerning the date of oral proceedings
Oct 26, 2022
Advice of delivery
Oct 25, 2022
Advice of delivery
Oct 24, 2022
Annex to the communication - opposition
Oct 24, 2022
Annex to the communication - opposition
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 24, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 24, 2022
Provision of a copy of the minutes - opposition procedure
Oct 24, 2022
Transmittal of decision / summons - opposition
Oct 24, 2022
Transmittal of decision / summons - opposition
Oct 6, 2022
Brief communication - Opposition proceedings
Oct 6, 2022
Brief communication - Opposition proceedings
Oct 5, 2022
Information about the result of oral proceedings
Oct 3, 2022
(Electronic) Receipt
Oct 3, 2022
Letter accompanying subsequently filed items
Oct 3, 2022
Withdrawal of an opposition
Oct 3, 2022
Withdrawal of an opposition
Sep 22, 2022
Notification concerning the date of oral proceedings
Sep 22, 2022
Notification concerning the date of oral proceedings
Sep 20, 2022
(Electronic) Receipt
Sep 20, 2022
Letter accompanying subsequently filed items
Sep 20, 2022
Oral proceedings: Request for postponement
Sep 19, 2022
Brief communication - Opposition proceedings
Sep 15, 2022
Notification concerning the date of oral proceedings
Sep 15, 2022
Notification concerning the date of oral proceedings
Sep 15, 2022
Written submission in preparation to/during oral proceedings
Aug 30, 2022
Brief communication - Opposition proceedings
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Oral proceedings: Request for postponement
Aug 11, 2022
Brief communication - Opposition proceedings
Aug 11, 2022
Brief communication - Opposition proceedings
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
Citation in opposition procedure - 015
Aug 5, 2022
Citation in opposition procedure - 016
Aug 5, 2022
Citation in opposition procedure - 017
Aug 5, 2022
Consolidated list of cited opposition documents
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 5, 2022
Letter accompanying subsequently filed items
Aug 5, 2022
Request for interpreters during oral proceedings
Aug 5, 2022
Written submission in preparation to/during oral proceedings
Aug 5, 2022
Written submission in preparation to/during oral proceedings
Jul 21, 2022
(Electronic) Receipt
Jul 21, 2022
Letter accompanying subsequently filed items
Jul 21, 2022
Request for interpreters during oral proceedings
Jun 13, 2022
Notification concerning the date of oral proceedings
Jun 13, 2022
Notification concerning the date of oral proceedings
Nov 22, 2021
Advice of delivery
Nov 22, 2021
Advice of delivery
Nov 17, 2021
Annex to the communication - opposition
Nov 17, 2021
Information concerning oral proceedings
Nov 17, 2021
Summons to attend oral proceedings
Nov 17, 2021
Summons to attend oral proceedings
Nov 17, 2021
Transmittal of decision / summons - opposition
Nov 17, 2021
Transmittal of decision / summons - opposition
Sep 9, 2021
Brief communication - Opposition proceedings
Sep 1, 2021
(Electronic) Receipt
Sep 1, 2021
Letter accompanying subsequently filed items
Sep 1, 2021
Reply of the patent proprietor to the notice(s) of opposition
Apr 21, 2021
Communication of a notice of opposition and request to file observations
Apr 19, 2021
Notice of further oppositions to opponent(s)
Apr 13, 2021
(Electronic) Receipt
Apr 13, 2021
Letter accompanying subsequently filed items
Apr 13, 2021
Letter regarding the opposition procedure (no time limit)
Apr 8, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 31, 2021
(Electronic) Receipt
Mar 31, 2021
Citation in opposition procedure - 001
Mar 31, 2021
Citation in opposition procedure - 002
Mar 31, 2021
Citation in opposition procedure - 002
Mar 31, 2021
Citation in opposition procedure - 003
Mar 31, 2021
Citation in opposition procedure - 004
Mar 31, 2021
Citation in opposition procedure - 005
Mar 31, 2021
Citation in opposition procedure - 006
Mar 31, 2021
Citation in opposition procedure - 007
Mar 31, 2021
Citation in opposition procedure - 008
Mar 31, 2021
Citation in opposition procedure - 009
Mar 31, 2021
Citation in opposition procedure - 010
Mar 31, 2021
Citation in opposition procedure - 011
Mar 31, 2021
Citation in opposition procedure - 012
Mar 31, 2021
Citation in opposition procedure - 013
Mar 31, 2021
Citation in opposition procedure - 014
Mar 31, 2021
Notice of opposition
Mar 31, 2021
Notice of opposition
Jul 13, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 5, 2020
Decision to grant a European patent
May 26, 2020
(Electronic) Receipt
May 26, 2020
Filing of the translations of the claims
May 26, 2020
French translation of claims
May 26, 2020
German translation of the claims
May 26, 2020
Letter accompanying subsequently filed items
Feb 13, 2020
Bibliographic data of the European patent application
Feb 13, 2020
Communication about intention to grant a European patent
Feb 13, 2020
Intention to grant (signatures)
Feb 13, 2020
Text intended for grant (clean copy)
Feb 13, 2020
Text intended for grant (version for approval)
Jan 27, 2020
Notification concerning the date of oral proceedings
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Amended description with annotations
Dec 19, 2019
Claims
Dec 19, 2019
Description
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Written submission in preparation to/during oral proceedings
Oct 25, 2019
Brief communication to applicant/representative
Oct 8, 2019
Annex to the communication
Oct 8, 2019
Brief communication to applicant/representative
Oct 8, 2019
Summons to attend oral proceedings
Oct 1, 2019
Transmittal of third party observations to applicant
Sep 24, 2019
Observations by third parties
Jun 7, 2019
(Electronic) Receipt
Jun 7, 2019
Letter accompanying subsequently filed items
Jun 7, 2019
Reply to communication from the Examining Division
Apr 12, 2019
Transmittal of third party observations to applicant
Apr 9, 2019
Annex to the communication
Apr 9, 2019
Communication from the Examining Division
Apr 5, 2019
Observations by third parties
Apr 5, 2019
Patent document filed by a Third party
Apr 5, 2019
Patent document filed by a Third party
Dec 5, 2018
(Electronic) Receipt
Dec 5, 2018
Amended description with annotations
Dec 5, 2018
Claims
Dec 5, 2018
Description
Dec 5, 2018
Letter accompanying subsequently filed items
Dec 5, 2018
Reply to communication from the Examining Division
Aug 24, 2018
Annex to the communication
Aug 24, 2018
Communication from the Examining Division
Aug 23, 2018
Transmittal of third party observations to applicant
Aug 17, 2018
Examination started
Aug 10, 2018
Observations by third parties
Aug 10, 2018
Patent document filed by a Third party
Aug 10, 2018
Patent document filed by a Third party
Aug 10, 2018
Patent document filed by a Third party
Aug 10, 2018
Patent document filed by a Third party
Apr 30, 2018
(Electronic) Receipt
Apr 30, 2018
Amended claims filed after receipt of (European) search report
Apr 30, 2018
Amended description filed after receipt of (European) search report
Apr 30, 2018
Amended description with annotations
Apr 30, 2018
Amendments received before examination
Apr 30, 2018
Letter accompanying subsequently filed items
Nov 13, 2017
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 11, 2017
Notification of forthcoming publication
Sep 20, 2017
Refund of fees
Sep 13, 2017
Communication regarding the transmission of the European search report
Sep 13, 2017
European search opinion
Sep 13, 2017
European search report
Sep 13, 2017
Information on Search Strategy
Sep 4, 2017
Search started
Jul 21, 2017
Communication to designated inventor
May 30, 2017
Abstract
May 30, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
May 30, 2017
Claims
May 30, 2017
Description
May 30, 2017
Designation of inventor
May 30, 2017
Drawings
May 30, 2017
Request for grant of a European patent
Apr 19, 2016
Priority document (electronically transmitted)

EP3241879

DAIKIN INDUSTRIES

Application Number: EP17173439A
Filing Date: Jun 1, 2015
Status: Granted And Under Opposition; May 29, 2020
Publication Date: Jul 1, 2020
External Links: Slate, Register , Google Patents

IP Verse

Composition Comprising Hfc And Hfo

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3241879