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The patent EP3773494 was granted to Fertin Pharma on Apr 6, 2022. The application was filed on Jun 5, 2020 under application number EP20732727A. 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 |
|---|---|---|---|
| NICOVENTURES | Jan 6, 2023 | D YOUNG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2692254 |
| DESCRIPTION | GB673587 |
| DESCRIPTION | US5167244 |
| DESCRIPTION | WO2008152469 |
| EXAMINATION | WO2020157280 |
| INTERNATIONAL-SEARCH-REPORT | WO2010121619 |
| INTERNATIONAL-SEARCH-REPORT | WO2018197454 |
| OPPOSITION | WO2011150959 |
| OPPOSITION | WO2011150960 |
| OPPOSITION | WO2013147687 |
| OPPOSITION | WO2018197454 |
| OPPOSITION | WO2018233795 |
| OPPOSITION | WO2020157280 |
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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Dec 11, 2025
Dec 5, 2025
(Electronic) Receipt
Appeal
Dec 5, 2025
Dec 5, 2025
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Oct 15, 2025
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(Electronic) Receipt
Appeal
Aug 11, 2025
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Reply to appeal
Appeal
Apr 14, 2025
Apr 9, 2025
(Electronic) Receipt
Appeal
Apr 9, 2025
Apr 9, 2025
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Feb 13, 2025
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Feb 7, 2025
(Electronic) Receipt
Appeal
Feb 7, 2025
Notice of appeal
Appeal
Feb 7, 2025
Notice of appeal
Appeal
Dec 9, 2024
Dec 9, 2024
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Means of redress
OPPO
Dec 9, 2024
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Letter accompanying subsequently filed items
Search/Exam
Feb 7, 2024
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(Electronic) Receipt
Search/Exam
Dec 12, 2022
Annexes in respect of a client data request
Search/Exam
Dec 12, 2022
Annexes in respect of a client data request
Search/Exam
Dec 12, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2022
Dec 8, 2022
(Electronic) Receipt
Search/Exam
Dec 8, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 8, 2022
Apr 21, 2022
Mar 11, 2022
Decision to grant a European patent
Search/Exam
Feb 25, 2022
Change to the inventor details
Search/Exam
Feb 24, 2022
(Electronic) Receipt
Search/Exam
Feb 24, 2022
Filing of the translations of the claims
Search/Exam
Feb 24, 2022
French translation of claims
Search/Exam
Feb 24, 2022
German translation of the claims
Search/Exam
Feb 24, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2022
Jan 21, 2022
(Electronic) Receipt
Search/Exam
Jan 21, 2022
Annexes in respect of a client data request
Search/Exam
Jan 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 21, 2022
Jan 5, 2022
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Intention to grant (signatures)
Search/Exam
Jan 5, 2022
Text intended for grant (clean copy)
Search/Exam
Jan 5, 2022
Dec 20, 2021
Nov 25, 2021
Nov 25, 2021
Notification of the recording of a change
Search/Exam
Oct 22, 2021
(Electronic) Receipt
Search/Exam
Oct 22, 2021
Amended claims with annotations
Search/Exam
Oct 22, 2021
Amended description with annotations
Search/Exam
Oct 22, 2021
Claims
Search/Exam
Oct 22, 2021
Description
Search/Exam
Oct 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 22, 2021
Aug 26, 2021
Annex to the communication
Search/Exam
Aug 26, 2021
Communication from the Examining Division
Search/Exam
Jun 21, 2021
(Electronic) Receipt
Search/Exam
Jun 21, 2021
Amended claims with annotations
Search/Exam
Jun 21, 2021
Claims
Search/Exam
Jun 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 21, 2021
Mar 30, 2021
Annex to the communication
Search/Exam
Mar 30, 2021
Consultation by telephone/in person
Search/Exam
Mar 30, 2021
Feb 19, 2021
Annex to the communication
Search/Exam
Feb 19, 2021
Communication from the Examining Division
Search/Exam
Feb 15, 2021
Examination started
Search/Exam
Jan 25, 2021
Jan 20, 2021
Jan 11, 2021
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Dec 16, 2020
Communication to designated inventor
Search/Exam
Dec 16, 2020
Communication to designated inventor
Search/Exam
Dec 16, 2020
Communication to designated inventor
Search/Exam
Dec 16, 2020
Communication to designated inventor
Search/Exam
Dec 10, 2020
Copy of the international search report
Search/Exam
Dec 10, 2020
Published international application - A1
Search/Exam
Oct 23, 2020
(Electronic) Receipt
Search/Exam
Oct 23, 2020
Amendments received before examination
Search/Exam
Oct 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2020
(Electronic) Receipt
Search/Exam
Oct 7, 2020
Oct 7, 2020
Amended claims with annotations
Search/Exam
Oct 7, 2020
Matter concerning the application
Search/Exam
Oct 7, 2020
Request for entry into the European phase
Search/Exam
Aug 12, 2020
ISR: cited documents
PCTISA
Aug 12, 2020
Aug 12, 2020
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Jun 26, 2020
Jun 12, 2020
Abstract
PCTISA
Jun 12, 2020
Claims
PCTISA
Jun 12, 2020
Description
PCTISA
Jun 12, 2020