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The patent EP3154937 was granted to Fina Technology on May 22, 2024. The application was filed on Jun 10, 2015 under application number EP15807351A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| BOREALIS | Feb 21, 2025 | KADOR & PARTNER PART MBB | ADMISSIBLE |
| THE DOW CHEMICAL | Feb 20, 2025 | BECK GREENER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2053084 |
| DESCRIPTION | EP2551294 |
| DESCRIPTION | US2010143631 |
| DESCRIPTION | US2010233403 |
| DESCRIPTION | WO2014020096 |
| INTERNATIONAL-SEARCH-REPORT | US2009298978 |
| INTERNATIONAL-SEARCH-REPORT | US2010003439 |
| INTERNATIONAL-SEARCH-REPORT | US2011259464 |
| INTERNATIONAL-SEARCH-REPORT | US2011263802 |
| INTERNATIONAL-SEARCH-REPORT | US2011288216 |
| INTERNATIONAL-SEARCH-REPORT | US2012000534 |
| OPPOSITION | EP1605014 |
| OPPOSITION | EP1911798 |
| OPPOSITION | EP2551294 |
| OPPOSITION | GB2305180 |
| OPPOSITION | US2005054519 |
| OPPOSITION | US2007184227 |
| OPPOSITION | US2008051538 |
| OPPOSITION | US2010233403 |
| OPPOSITION | US2010267909 |
| OPPOSITION | US2011259464 |
| OPPOSITION | US8110644 |
| OPPOSITION | US9175111 |
| OPPOSITION | WO0001765 |
| OPPOSITION | WO2005056657 |
| OPPOSITION | WO2010072372 |
| OPPOSITION | WO2015191721 |
| SEARCH | EP2053084 |
| SEARCH | EP2551294 |
| SEARCH | US2010143631 |
| SEARCH | US2010233403 |
| SEARCH | WO2014020096 |
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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Nov 13, 2025
Nov 13, 2025
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Means of redress
OPPO
Nov 13, 2025
Aug 28, 2025
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Jul 14, 2025
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Jul 1, 2025
Jun 25, 2025
Annex
OPPO
Jun 25, 2025
Jun 25, 2025
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Mar 11, 2025
Mar 11, 2025
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Feb 27, 2025
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Jun 5, 2024
Apr 25, 2024
Decision to grant a European patent
Search/Exam
Apr 12, 2024
(Electronic) Receipt
Search/Exam
Apr 12, 2024
Filing of the translations of the claims
Search/Exam
Apr 12, 2024
French translation of claims
Search/Exam
Apr 12, 2024
German translation of the claims
Search/Exam
Feb 14, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Intention to grant (signatures)
Search/Exam
Feb 13, 2024
Text intended for grant (clean copy)
Search/Exam
Feb 13, 2024
Nov 6, 2023
Nov 6, 2023
Nov 6, 2023
Nov 6, 2023
Intention to grant (signatures)
Search/Exam
Nov 6, 2023
Text intended for grant (clean copy)
Search/Exam
Nov 6, 2023
May 8, 2023
(Electronic) Receipt
Search/Exam
May 8, 2023
Amended claims with annotations
Search/Exam
May 8, 2023
Amended description with annotations
Search/Exam
May 8, 2023
Claims
Search/Exam
May 8, 2023
Description
Search/Exam
May 8, 2023
Letter accompanying subsequently filed items
Search/Exam
May 8, 2023
Mar 16, 2023
Mar 16, 2023
Mar 8, 2023
(Electronic) Receipt
Search/Exam
Mar 8, 2023
Authorisation
Search/Exam
Mar 8, 2023
Mar 6, 2023
Invitation to file an authorisation
Search/Exam
Feb 23, 2023
(Electronic) Receipt
Search/Exam
Feb 23, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2023
Feb 13, 2023
Feb 8, 2023
(Electronic) Receipt
Search/Exam
Feb 8, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2023
Dec 14, 2022
Annex to the communication
Search/Exam
Dec 14, 2022
Communication from the Examining Division
Search/Exam
Mar 20, 2022
Payment submission rejected
Search/Exam
Jan 26, 2022
(Electronic) Receipt
Search/Exam
Jan 26, 2022
Amended claims with annotations
Search/Exam
Jan 26, 2022
Claims
Search/Exam
Jan 26, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 26, 2022
Nov 25, 2021
Nov 20, 2021
(Electronic) Receipt
Search/Exam
Nov 20, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 20, 2021
Jul 26, 2021
Annex to the communication
Search/Exam
Jul 26, 2021
Communication from the Examining Division
Search/Exam
Jan 22, 2021
(Electronic) Receipt
Search/Exam
Jan 22, 2021
Amended claims with annotations
Search/Exam
Jan 22, 2021
Claims
Search/Exam
Jan 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2021
Nov 26, 2020
Nov 21, 2020
(Electronic) Receipt
Search/Exam
Nov 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2020
Jul 24, 2020
Annex to the communication
Search/Exam
Jul 24, 2020
Communication from the Examining Division
Search/Exam
Jun 2, 2020
Examination started
Search/Exam
Jul 17, 2018
(Electronic) Receipt
Search/Exam
Jul 17, 2018
Jul 17, 2018
Amended claims with annotations
Search/Exam
Jul 17, 2018
Amendments received before examination
Search/Exam
Jul 17, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2018
Dec 18, 2017
Dec 18, 2017
European search opinion
Search/Exam
Dec 18, 2017
Information on Search Strategy
Search/Exam
Dec 18, 2017
Supplementary European search report
Search/Exam
Dec 7, 2017
Search started
Search/Exam
Jul 11, 2017
(Electronic) Receipt
Search/Exam
Jul 11, 2017
Amendments received before examination
Search/Exam
Jul 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2017
Jan 24, 2017
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
Jan 2, 2017
Dec 9, 2016
(Electronic) Receipt
Search/Exam
Dec 9, 2016
Request for entry into the European phase
Search/Exam
Oct 21, 2016
Information on entry into European phase
Search/Exam
Jan 6, 2016
Dec 17, 2015
Copy of the international search report
Search/Exam
Dec 17, 2015
Published international application - A1
Search/Exam