The patent EP3164452 was granted to Arkema France on Jul 25, 2018. The application was originally filed on Jun 26, 2015 under application number EP15745526A. The patent is currently recorded with a legal status of "Opposition Rejected".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Nov 21, 2024
Nov 21, 2024
Nov 21, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 10, 2024
(Electronic) Receipt
Appeal
Sep 10, 2024
Sep 10, 2024
Sep 10, 2024
Jul 11, 2024
Jul 8, 2024
(Electronic) Receipt
Appeal
Jul 8, 2024
Jul 8, 2024
Jul 2, 2024
Jul 2, 2024
Jun 28, 2024
Jun 26, 2024
(Electronic) Receipt
Appeal
Jun 26, 2024
Jun 26, 2024
Apr 29, 2024
Apr 29, 2024
Feb 12, 2024
Feb 7, 2024
(Electronic) Receipt
Appeal
Feb 7, 2024
Feb 7, 2024
Aug 16, 2023
Aug 16, 2023
Jun 29, 2023
Jun 26, 2023
(Electronic) Receipt
Appeal
Jun 26, 2023
Jun 26, 2023
Jun 16, 2023
Jun 16, 2023
Jun 13, 2023
Jun 13, 2023
Jun 2, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 24, 2023
Apr 4, 2023
Mar 29, 2023
(Electronic) Receipt
Appeal
Mar 29, 2023
Mar 29, 2023
Feb 1, 2023
Jan 26, 2023
(Electronic) Receipt
Appeal
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
Nov 28, 2022
Nov 23, 2022
(Electronic) Receipt
Appeal
Nov 23, 2022
Nov 23, 2022
Nov 15, 2022
Nov 10, 2022
(Electronic) Receipt
Appeal
Nov 10, 2022
Nov 10, 2022
Jul 22, 2022
Jun 30, 2022
Jun 27, 2022
(Electronic) Receipt
Appeal
Jun 27, 2022
Jun 27, 2022
Reply to appeal
Appeal
Mar 4, 2022
Mar 1, 2022
(Electronic) Receipt
Appeal
Mar 1, 2022
Mar 1, 2022
Feb 7, 2022
Feb 7, 2022
Jan 31, 2022
Jan 31, 2022
Dec 21, 2021
Dec 21, 2021
Dec 14, 2021
(Electronic) Receipt
Appeal
Dec 14, 2021
Dec 14, 2021
Notice of appeal
Appeal
Oct 25, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Means of redress
OPPO
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 22, 2021
Oct 1, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 23, 2021
Sep 23, 2021
Sep 23, 2021
Jul 16, 2021
Jul 13, 2021
Jul 13, 2021
Jul 6, 2021
Jul 1, 2021
Jun 15, 2021
Jun 15, 2021
Jun 8, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
Apr 13, 2021
Apr 6, 2021
Mar 10, 2021
Mar 10, 2021
Mar 10, 2021
Oct 19, 2020
Oct 15, 2020
Oct 15, 2020
Oct 12, 2020
Oct 12, 2020
Oct 12, 2020
Oct 12, 2020
Oct 12, 2020
Oct 12, 2020
Oct 7, 2020
Oct 6, 2020
Oct 6, 2020
Oct 2, 2020
Oct 2, 2020
Oct 2, 2020
Sep 29, 2020
Sep 22, 2020
Sep 22, 2020
Sep 22, 2020
Sep 11, 2020
Sep 10, 2020
Sep 10, 2020
Sep 8, 2020
Sep 8, 2020
Sep 8, 2020
Jul 29, 2020
May 12, 2020
May 11, 2020
May 7, 2020
May 7, 2020
May 7, 2020
May 7, 2020
May 7, 2020
May 7, 2020
May 7, 2020
Apr 24, 2020
Apr 24, 2020
Apr 21, 2020
Apr 21, 2020
Apr 21, 2020
Apr 20, 2020
Apr 17, 2020
Apr 17, 2020
Apr 17, 2020
Apr 17, 2020
Apr 16, 2020
Apr 16, 2020
Apr 15, 2020
Apr 15, 2020
Apr 14, 2020
Apr 7, 2020
Apr 7, 2020
Apr 6, 2020
Apr 6, 2020
Authorisation
OPPO
Apr 6, 2020
Apr 6, 2020
Apr 2, 2020
Apr 1, 2020
Mar 26, 2020
Mar 26, 2020
Mar 26, 2020
Mar 26, 2020
Mar 20, 2020
Mar 20, 2020
Mar 20, 2020
Nov 7, 2019
Oct 24, 2019
Oct 21, 2019
Oct 21, 2019
Oct 21, 2019
Oct 15, 2019
Oct 15, 2019
Oct 15, 2019
Oct 15, 2019
Oct 15, 2019
Oct 15, 2019
Sep 24, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
Sep 18, 2019
May 8, 2019
May 8, 2019
Apr 30, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Apr 25, 2019
Aug 6, 2018
Jun 28, 2018
Decision to grant a European patent
Search/Exam
May 23, 2018
(Electronic) Receipt
Search/Exam
May 23, 2018
English translation of the claims
Search/Exam
May 23, 2018
Filing of the translations of the claims
Search/Exam
May 23, 2018
German translation of the claims
Search/Exam
May 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2018
Feb 27, 2018
Feb 27, 2018
Intention to grant (signatures)
Search/Exam
Feb 27, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 27, 2018
Jan 12, 2018
Examination started
Search/Exam
Nov 22, 2017
Submission concerning representation
Search/Exam
May 10, 2017
Communication to designated inventor
Search/Exam
May 4, 2017
(Electronic) Receipt
Search/Exam
May 4, 2017
Letter accompanying subsequently filed items
Search/Exam
May 4, 2017
Letter concerning the inventor
Search/Exam
May 2, 2017
Apr 12, 2017
Mar 16, 2017
Mar 13, 2017
Letter which had not been notified
Search/Exam
Feb 15, 2017
Feb 8, 2017
Priority search results copy provided by EPO
Search/Exam
Feb 7, 2017
Communication to designated inventor
Search/Exam
Feb 7, 2017
Communication to designated inventor
Search/Exam
Feb 7, 2017
Communication to designated inventor
Search/Exam
Feb 7, 2017
Communication to designated inventor
Search/Exam
Jan 30, 2017
Jan 16, 2017
Dec 14, 2016
(Electronic) Receipt
Search/Exam
Dec 14, 2016
Request for entry into the European phase
Search/Exam
Nov 11, 2016
Information on entry into European phase
Search/Exam
Jan 7, 2016
Copy of the international search report
Search/Exam
Jan 7, 2016
Copy of the international search report
Search/Exam
Jan 7, 2016
Published international application - A1
Search/Exam
Oct 21, 2015
ISR: cited documents
PCTISA
Oct 21, 2015
Oct 13, 2015
Oct 13, 2015
Oct 13, 2015
Aug 18, 2015
Aug 6, 2015
Jun 26, 2015
Abstract
PCTISA
Jun 26, 2015
Claims
PCTISA
Jun 26, 2015
Description
PCTISA
Jun 26, 2015
Drawings
PCTISA