The weekly litigation news digest is live. Subscribe now
The patent EP2977425 was granted to Arkema France on Jan 9, 2019. The application was filed on Aug 18, 2010 under application number EP15185292A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| HONEYWELL | Oct 8, 2019 | CROOKS | - |
| MEXICHEM FLUOR DE CV | Oct 3, 2019 | POTTER CLARKSON | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2004037913 |
| DESCRIPTION | WO2005105947 |
| DESCRIPTION | WO2006094303 |
| OPPOSITION | EP2246649 |
| OPPOSITION | EP2475738 |
| OPPOSITION | JP2008134031 |
| OPPOSITION | US2008184731 |
| OPPOSITION | US2008230738 |
| OPPOSITION | US2009120619 |
| OPPOSITION | US6503417 |
| OPPOSITION | WO2006094303 |
| OPPOSITION | WO2008085314 |
| OPPOSITION | WO2010059677 |
| OPPOSITION | WO2010129920 |
| OPPOSITION | WO2011030030 |
| SEARCH | FR2182956 |
| SEARCH | FR2256381 |
| SEARCH | US2006243944 |
| SEARCH | US2008314073 |
| SEARCH | WO2010000993 |
| SEARCH | WO2010002023 |
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 22, 2021
Jul 22, 2021
Jul 22, 2021
Jul 19, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Means of redress
OPPO
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Apr 7, 2021
Jan 26, 2021
Jan 22, 2021
Jan 22, 2021
Jan 21, 2021
Jan 20, 2021
Jan 19, 2021
Jan 19, 2021
Jan 19, 2021
Jan 19, 2021
Jan 19, 2021
Jan 18, 2021
Jan 18, 2021
Jan 18, 2021
Jan 15, 2021
Jan 15, 2021
Jan 15, 2021
Dec 17, 2020
Dec 7, 2020
Dec 7, 2020
Dec 7, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 26, 2020
Nov 25, 2020
Nov 25, 2020
Nov 25, 2020
Nov 25, 2020
Nov 24, 2020
Nov 24, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Jul 27, 2020
Jul 23, 2020
Jul 23, 2020
Jul 23, 2020
Jul 15, 2020
Jul 15, 2020
Jul 15, 2020
Jul 15, 2020
Jul 15, 2020
Jul 15, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 3, 2020
Jul 3, 2020
Jul 2, 2020
Jun 3, 2020
May 29, 2020
May 29, 2020
May 29, 2020
May 29, 2020
May 29, 2020
May 29, 2020
May 29, 2020
May 29, 2020
Mar 15, 2020
Feb 25, 2020
Feb 25, 2020
Feb 19, 2020
Feb 19, 2020
Feb 19, 2020
Feb 17, 2020
Feb 17, 2020
Feb 17, 2020
Feb 17, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Jan 26, 2020
Oct 23, 2019
Oct 23, 2019
Oct 23, 2019
Oct 11, 2019
Oct 9, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Oct 3, 2019
Jan 21, 2019
Dec 13, 2018
Decision to grant a European patent
Search/Exam
Nov 27, 2018
(Electronic) Receipt
Search/Exam
Nov 27, 2018
English translation of the claims
Search/Exam
Nov 27, 2018
Filing of the translations of the claims
Search/Exam
Nov 27, 2018
German translation of the claims
Search/Exam
Nov 27, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
Oct 26, 2018
Oct 26, 2018
Intention to grant (signatures)
Search/Exam
Oct 26, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 26, 2018
Nov 22, 2017
Submission concerning representation
Search/Exam
Sep 21, 2017
Decision to allow further processing
Search/Exam
Sep 12, 2017
(Electronic) Receipt
Search/Exam
Sep 12, 2017
Description
Search/Exam
Sep 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 12, 2017
Jul 18, 2017
Apr 12, 2017
Apr 6, 2017
(Electronic) Receipt
Search/Exam
Apr 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 6, 2017
Dec 9, 2016
Annex to the communication
Search/Exam
Dec 9, 2016
Communication from the Examining Division
Search/Exam
Dec 1, 2016
Examination started
Search/Exam
Jul 26, 2016
(Electronic) Receipt
Search/Exam
Jul 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 26, 2016
Maintenance of the application
Search/Exam
Feb 1, 2016
Jan 19, 2016
Refund of fees
Search/Exam
Jan 7, 2016
Notification of forthcoming publication
Search/Exam
Jan 4, 2016
Jan 4, 2016
European search opinion
Search/Exam
Jan 4, 2016
European search report
Search/Exam
Jan 4, 2016
Information on Search Strategy
Search/Exam
Dec 15, 2015
Search started
Search/Exam
Nov 6, 2015
Communication to designated inventor
Search/Exam
Sep 24, 2015
Priority search results copy provided by EPO
Search/Exam
Sep 15, 2015
Abstract
Search/Exam
Sep 15, 2015
Sep 15, 2015
Claims
Search/Exam
Sep 15, 2015
Description
Search/Exam
Sep 15, 2015
Designation of inventor
Search/Exam
Sep 15, 2015
Request for grant of a European patent
Search/Exam
Apr 7, 2011