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The patent EP2807201 was granted to Huntsman on Sep 19, 2018. The application was filed on Jan 8, 2013 under application number EP13700209A. 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 |
|---|---|---|---|
| AKZO NOBEL | Jun 18, 2019 | AKZO NOBEL DEPARTMENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0018061 |
| DESCRIPTION | EP0516361 |
| DESCRIPTION | GB1223320 |
| DESCRIPTION | GB1444933 |
| DESCRIPTION | GB1523601 |
| DESCRIPTION | GB2018796 |
| INTERNATIONAL-SEARCH-REPORT | DE102006021266 |
| INTERNATIONAL-SEARCH-REPORT | US6297313 |
| OPPOSITION | JPS58157876 |
| OPPOSITION | US2003212227 |
| OPPOSITION | WO2013110492 |
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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Mar 14, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 7, 2023
Mar 7, 2023
Mar 6, 2023
Mar 6, 2023
Mar 3, 2023
(Electronic) Receipt
Appeal
Mar 3, 2023
Feb 24, 2023
Feb 23, 2023
(Electronic) Receipt
Appeal
Feb 23, 2023
Feb 23, 2023
Feb 20, 2023
Feb 17, 2023
(Electronic) Receipt
Appeal
Feb 17, 2023
Feb 17, 2023
Feb 7, 2023
Feb 6, 2023
(Electronic) Receipt
Appeal
Feb 6, 2023
Feb 6, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Jan 30, 2023
Jan 16, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 10, 2023
(Electronic) Receipt
Appeal
Jan 10, 2023
Jan 10, 2023
Jan 5, 2023
Authorisation
Appeal
Jan 5, 2023
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 16, 2022
Dec 14, 2022
Dec 14, 2022
Dec 13, 2022
(Electronic) Receipt
Appeal
Dec 13, 2022
Authorisation
Appeal
Dec 13, 2022
Dec 13, 2022
Dec 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 4, 2022
(Electronic) Receipt
Appeal
Nov 4, 2022
Jul 27, 2022
Jul 27, 2022
Jul 22, 2022
Jul 22, 2022
Nov 15, 2021
Jul 19, 2021
Jul 14, 2021
(Electronic) Receipt
Appeal
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Reply to appeal
Appeal
May 27, 2021
Mar 15, 2021
Mar 8, 2021
(Electronic) Receipt
Appeal
Mar 8, 2021
Mar 8, 2021
Dec 8, 2020
Dec 8, 2020
Nov 30, 2020
(Electronic) Receipt
Appeal
Nov 30, 2020
Nov 30, 2020
Notice of appeal
Appeal
Nov 5, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Means of redress
OPPO
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Sep 10, 2020
Aug 17, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Jul 15, 2020
Jul 10, 2020
Jul 10, 2020
Jul 10, 2020
Jul 9, 2020
Jul 9, 2020
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Jun 22, 2020
Jun 22, 2020
Jun 15, 2020
Jun 12, 2020
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Jun 11, 2020
Jun 9, 2020
Jun 9, 2020
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Feb 19, 2020
Feb 19, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Nov 6, 2019
Oct 31, 2019
Oct 31, 2019
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Oct 31, 2019
Oct 31, 2019
Jul 4, 2019
Jul 4, 2019
Jul 1, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Aug 8, 2018
(Electronic) Receipt
Search/Exam
Aug 8, 2018
Filing of the translations of the claims
Search/Exam
Aug 8, 2018
French translation of claims
Search/Exam
Aug 8, 2018
German translation of the claims
Search/Exam
Aug 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2018
Apr 20, 2018
Apr 20, 2018
Apr 20, 2018
Intention to grant (signatures)
Search/Exam
Apr 20, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 20, 2018
Nov 9, 2017
(Electronic) Receipt
Search/Exam
Nov 9, 2017
Abstract
Search/Exam
Nov 9, 2017
Abstract
Search/Exam
Nov 9, 2017
Amended claims with annotations
Search/Exam
Nov 9, 2017
Amended description with annotations
Search/Exam
Nov 9, 2017
Claims
Search/Exam
Nov 9, 2017
Description
Search/Exam
Nov 9, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 9, 2017
Oct 10, 2017
Annex to the communication
Search/Exam
Oct 10, 2017
Communication from the Examining Division
Search/Exam
Sep 29, 2017
Examination started
Search/Exam
Sep 22, 2017
Jun 16, 2017
Feb 24, 2015
(Electronic) Receipt
Search/Exam
Feb 24, 2015
Feb 24, 2015
Amendments received before examination
Search/Exam
Feb 24, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2014
Sep 5, 2014
Sep 3, 2014
Communication to designated inventor
Search/Exam
Sep 3, 2014
Communication to designated inventor
Search/Exam
Aug 29, 2014
Priority search results copy provided by EPO
Search/Exam
Aug 13, 2014
Jun 20, 2014
(Electronic) Receipt
Search/Exam
Jun 20, 2014
Request for entry into the European phase
Search/Exam
Jun 6, 2014
Information on entry into European phase
Search/Exam
Aug 20, 2013
Aug 1, 2013
Copy of the international search report
Search/Exam
Aug 1, 2013
Published international application - A1
Search/Exam
Jun 6, 2013
May 3, 2013
May 3, 2013
May 3, 2013
Jan 8, 2013
(Electronic) Receipt
PCTRO
Jan 8, 2013
Abstract
PCTRO
Jan 8, 2013
Claims
PCTRO
Jan 8, 2013
Description
PCTRO
Jan 8, 2013