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The patent EP2342302 was granted to Arkema France on Apr 26, 2017. The application was filed on Oct 28, 2009 under application number EP09760545A. 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 | Jan 26, 2018 | CROOKS | - |
| THE CHEMOURS FC | Jan 26, 2018 | HEINEMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | FR2905633 |
| DESCRIPTION | WO2007002625 |
| DESCRIPTION | WO2008027555 |
| INTERNATIONAL-SEARCH-REPORT | FR2905633 |
| INTERNATIONAL-SEARCH-REPORT | US2008011110 |
| INTERNATIONAL-SEARCH-REPORT | WO2007002625 |
| INTERNATIONAL-SEARCH-REPORT | WO2008027555 |
| INTERNATIONAL-SEARCH-REPORT | WO2008107623 |
| INTERNATIONAL-SEARCH-REPORT | WO2009133859 |
| OPPOSITION | EP1329344 |
| OPPOSITION | EP1961596 |
| OPPOSITION | EP2336674 |
| OPPOSITION | FR2905633 |
| OPPOSITION | JPH04110388 |
| OPPOSITION | US2003037562 |
| OPPOSITION | US2004050089 |
| OPPOSITION | US2006243944 |
| OPPOSITION | US2008011110 |
| OPPOSITION | US2008111100 |
| OPPOSITION | US5404729 |
| OPPOSITION | WO03095250 |
| OPPOSITION | WO2005103190 |
| OPPOSITION | WO2007002625 |
| OPPOSITION | WO2007144632 |
| OPPOSITION | WO2008027555 |
| OPPOSITION | WO2008107623 |
| OPPOSITION | WO2010047421 |
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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Jun 5, 2023
Advice of delivery
Appeal
Jun 5, 2023
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Appeal
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Notice of appeal
Appeal
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(Electronic) Receipt
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Notice of appeal
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Appeal
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Notice of appeal
Appeal
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OPPO
Apr 10, 2019
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Apr 10, 2019
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OPPO
Apr 10, 2019
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OPPO
Apr 10, 2019
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OPPO
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OPPO
Apr 10, 2019
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OPPO
Apr 10, 2019
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OPPO
Apr 10, 2019
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Nov 22, 2017
Submission concerning representation
Search/Exam
Apr 26, 2017
Mar 30, 2017
Decision to grant a European patent
Search/Exam
Mar 17, 2017
Mar 9, 2017
(Electronic) Receipt
Search/Exam
Mar 9, 2017
English translation of the claims
Search/Exam
Mar 9, 2017
Filing of the translations of the claims
Search/Exam
Mar 9, 2017
German translation of the claims
Search/Exam
Mar 9, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 17, 2017
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Intention to grant (signatures)
Search/Exam
Feb 17, 2017
Text intended for grant (clean copy)
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Feb 17, 2017
Jan 26, 2017
(Electronic) Receipt
Search/Exam
Jan 26, 2017
Description
Search/Exam
Jan 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 26, 2017
Matter concerning the application
Search/Exam
Jan 17, 2017
(Electronic) Receipt
Search/Exam
Jan 17, 2017
Amended claims with annotations
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Jan 17, 2017
Claims
Search/Exam
Jan 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 17, 2017
Matter concerning the application
Search/Exam
May 4, 2016
(Electronic) Receipt
Search/Exam
May 4, 2016
Amended description with annotations
Search/Exam
May 4, 2016
Description
Search/Exam
May 4, 2016
Letter accompanying subsequently filed items
Search/Exam
May 4, 2016
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Nov 5, 2015
Annex to the communication
Search/Exam
Nov 5, 2015
Communication from the Examining Division
Search/Exam
Aug 21, 2015
Aug 13, 2015
Non-patent literature filed by a third party
Search/Exam
Aug 13, 2015
Observations by third parties
Search/Exam
Oct 13, 2014
Aug 23, 2013
(Electronic) Receipt
Search/Exam
Aug 23, 2013
Description
Search/Exam
Aug 23, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2013
Jun 20, 2013
Jun 17, 2013
(Electronic) Receipt
Search/Exam
Jun 17, 2013
Letter accompanying subsequently filed items
Search/Exam
Jun 17, 2013
Mar 22, 2013
Annex to the communication
Search/Exam
Mar 22, 2013
Communication from the Examining Division
Search/Exam
Dec 12, 2011
(Electronic) Receipt
Search/Exam
Dec 12, 2011
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2011
Reply to Written Opinion prepared by the EPO
Search/Exam
Jul 22, 2011
(Electronic) Receipt
Search/Exam
Jul 22, 2011
Letter accompanying subsequently filed items
Search/Exam
Jul 22, 2011
Letter concerning the inventor
Search/Exam
Jul 19, 2011
Jul 8, 2011
Letter which had not been notified
Search/Exam
Jun 16, 2011
Jun 15, 2011
May 20, 2011
Apr 12, 2011
(Electronic) Receipt
Search/Exam
Apr 12, 2011
Request for entry into the European phase
Search/Exam
Apr 8, 2011
Information on entry into European phase
Search/Exam
Jun 24, 2010
Jun 3, 2010
Copy of the international search report
Search/Exam
Jun 3, 2010
Copy of the international search report
Search/Exam
Jun 3, 2010
Published international application - A1
Search/Exam
Mar 1, 2010
Mar 1, 2010
Mar 1, 2010
Dec 3, 2009
Oct 28, 2009
Abstract
PCTISA
Oct 28, 2009
Claims
PCTISA
Oct 28, 2009
Description
PCTISA
Oct 28, 2009
Drawings
PCTISA