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The patent EP3023404 was granted to AGC on Apr 22, 2020. The application was filed on Jul 10, 2014 under application number EP14826313A. 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 |
|---|---|---|---|
| ARKEMA FRANCE | Jan 22, 2021 | BANDPAY & GREUTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2008308480 |
| DESCRIPTION | WO2010098447 |
| DESCRIPTION | WO2010098451 |
| INTERNATIONAL-SEARCH-REPORT | JP2001240570 |
| INTERNATIONAL-SEARCH-REPORT | JP2008308480 |
| INTERNATIONAL-SEARCH-REPORT | JP2011085275 |
| INTERNATIONAL-SEARCH-REPORT | WO2009130986 |
| INTERNATIONAL-SEARCH-REPORT | WO2009157325 |
| INTERNATIONAL-SEARCH-REPORT | WO2012157762 |
| INTERNATIONAL-SEARCH-REPORT | WO2013161724 |
| OPPOSITION | US2407405 |
| OPPOSITION | WO2013113785 |
| SEARCH | EP2402412 |
| SEARCH | WO2013113785 |
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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Oct 30, 2025
Oct 30, 2025
Oct 30, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 17, 2025
(Electronic) Receipt
Appeal
Oct 17, 2025
(Electronic) Receipt
Appeal
Oct 17, 2025
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Oct 14, 2025
(Electronic) Receipt
Appeal
Oct 14, 2025
Apr 23, 2025
Apr 23, 2025
Apr 17, 2025
(Electronic) Receipt
Appeal
Apr 17, 2025
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Apr 15, 2025
Apr 9, 2025
(Electronic) Receipt
Appeal
Apr 9, 2025
Apr 9, 2025
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 13, 2025
(Electronic) Receipt
Appeal
Feb 13, 2025
Feb 13, 2025
Feb 13, 2025
Feb 13, 2025
Feb 13, 2025
Feb 13, 2025
Dec 13, 2024
Dec 10, 2024
(Electronic) Receipt
Appeal
Dec 10, 2024
Dec 10, 2024
Oct 16, 2024
Oct 16, 2024
Oct 11, 2024
(Electronic) Receipt
Appeal
Oct 11, 2024
Oct 9, 2024
Oct 9, 2024
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Oct 9, 2024
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Oct 4, 2024
Oct 4, 2024
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Oct 4, 2024
Sep 30, 2024
(Electronic) Receipt
Appeal
Sep 30, 2024
Sep 30, 2024
Sep 18, 2024
Sep 18, 2024
Sep 13, 2024
Jul 22, 2024
Jun 25, 2024
Jun 21, 2024
(Electronic) Receipt
Appeal
Jun 21, 2024
Jun 21, 2024
Jun 21, 2024
Jun 21, 2024
Jan 23, 2024
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2024
Jan 15, 2024
(Electronic) Receipt
Appeal
Jan 15, 2024
Jan 15, 2024
Jan 15, 2024
Jan 15, 2024
Jan 15, 2024
Aug 10, 2023
Aug 7, 2023
(Electronic) Receipt
Appeal
Aug 7, 2023
Aug 7, 2023
Aug 7, 2023
Aug 7, 2023
Aug 7, 2023
Aug 7, 2023
Aug 7, 2023
Reply to appeal
Appeal
Apr 6, 2023
Mar 31, 2023
(Electronic) Receipt
Appeal
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Mar 31, 2023
Jan 30, 2023
Jan 27, 2023
Jan 27, 2023
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Jan 26, 2023
Jan 20, 2023
(Electronic) Receipt
Appeal
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Notice of appeal
Appeal
Jan 20, 2023
Dec 2, 2022
Dec 2, 2022
Dec 2, 2022
Nov 23, 2022
Nov 23, 2022
Nov 23, 2022
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Means of redress
OPPO
Nov 23, 2022
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Jan 29, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
Jan 22, 2021
May 6, 2020
Mar 26, 2020
Decision to grant a European patent
Search/Exam
Mar 5, 2020
(Electronic) Receipt
Search/Exam
Mar 5, 2020
Filing of the translations of the claims
Search/Exam
Mar 5, 2020
French translation of claims
Search/Exam
Mar 5, 2020
German translation of the claims
Search/Exam
Mar 5, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Intention to grant (signatures)
Search/Exam
Nov 14, 2019
Text intended for grant (clean copy)
Search/Exam
Nov 14, 2019
Oct 30, 2019
Oct 18, 2019
Amended description with annotations
Search/Exam
Oct 18, 2019
Description
Search/Exam
Oct 18, 2019
Oct 15, 2019
Annex to the communication
Search/Exam
Oct 15, 2019
Consultation by telephone/in person
Search/Exam
Oct 15, 2019
Oct 7, 2019
Amended claims with annotations
Search/Exam
Oct 7, 2019
Claims
Search/Exam
Oct 7, 2019
Apr 4, 2019
Advice of delivery
Search/Exam
Mar 4, 2019
Advice of delivery
Search/Exam
Mar 4, 2019
Feb 27, 2019
Acknowledgement of a document
Search/Exam
Feb 27, 2019
Annex to the communication
Search/Exam
Feb 27, 2019
Summons to attend oral proceedings
Search/Exam
Oct 5, 2018
Amended claims with annotations
Search/Exam
Oct 5, 2018
Claims
Search/Exam
Oct 5, 2018
Aug 27, 2018
Aug 10, 2018
Annexes in respect of a client data request
Search/Exam
Aug 3, 2018
Jun 8, 2018
Annex to the communication
Search/Exam
Jun 8, 2018
Communication from the Examining Division
Search/Exam
Jun 4, 2018
Examination started
Search/Exam
Jun 21, 2017
Jun 21, 2017
Amended claims with annotations
Search/Exam
Jun 21, 2017
Amendments received before examination
Search/Exam
Feb 7, 2017
Jan 19, 2017
Jan 19, 2017
European search opinion
Search/Exam
Jan 19, 2017
Information on Search Strategy
Search/Exam
Jan 19, 2017
Supplementary European search report
Search/Exam
Jan 11, 2017
Search started
Search/Exam
Apr 28, 2016
Notification of forthcoming publication
Search/Exam
Feb 23, 2016
Feb 22, 2016
Feb 19, 2016
Communication to designated inventor
Search/Exam
Feb 19, 2016
Communication to designated inventor
Search/Exam
Feb 19, 2016
Communication to designated inventor
Search/Exam
Feb 4, 2016
Payment of fees and costs
Search/Exam
Feb 1, 2016
Feb 1, 2016
Jan 28, 2016
Abstract
Search/Exam
Jan 28, 2016
Claims
Search/Exam
Jan 28, 2016
Description
Search/Exam
Jan 28, 2016
Matter concerning the application
Search/Exam
Jan 28, 2016
Request for entry into the European phase
Search/Exam
Jan 28, 2016
Request for grant of a European patent
Search/Exam
Nov 27, 2015
Information on entry into European phase
Search/Exam
Feb 10, 2015
Jan 22, 2015
Copy of the international search report
Search/Exam
Jan 22, 2015
Jan 22, 2015
International publication pamphlet
Search/Exam