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The patent EP4056176 was granted to Amarin Pharmaceuticals Ireland on Apr 24, 2024. The application was filed on Apr 22, 2019 under application number EP22171033A. 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 |
|---|---|---|---|
| ELKINGTON AND FIFE | Jan 24, 2025 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | US2007185198 |
| OPPOSITION | US2010311834 |
| OPPOSITION | US2018153846 |
| SEARCH | US2007185198 |
| SEARCH | US2010311834 |
| SEARCH | US2018153846 |
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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Letter accompanying subsequently filed items
Search/Exam
Jul 24, 2024
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Decision to grant a European patent
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Mar 20, 2024
Mar 14, 2024
(Electronic) Receipt
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Mar 14, 2024
Filing of the translations of the claims
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Mar 14, 2024
French translation of claims
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Mar 14, 2024
German translation of the claims
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Mar 14, 2024
Letter accompanying subsequently filed items
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Nov 17, 2023
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Intention to grant (signatures)
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Nov 17, 2023
Text intended for grant (clean copy)
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Nov 17, 2023
Sep 14, 2023
(Electronic) Receipt
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Sep 14, 2023
Amended description with annotations
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Sep 14, 2023
Description
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Sep 14, 2023
Letter accompanying subsequently filed items
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Sep 14, 2023
Jul 31, 2023
Annex to the communication
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Jul 31, 2023
Communication from the Examining Division
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Jun 29, 2023
(Electronic) Receipt
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Jun 29, 2023
Amended claims with annotations
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Jun 29, 2023
Claims
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Jun 29, 2023
Letter accompanying subsequently filed items
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Jun 29, 2023
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Mar 30, 2023
Annex to the communication
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Mar 30, 2023
Communication from the Examining Division
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Mar 24, 2023
Examination started
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Feb 10, 2023
(Electronic) Receipt
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Feb 10, 2023
Letter accompanying subsequently filed items
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Dec 20, 2022
(Electronic) Receipt
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Dec 20, 2022
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Amended claims with annotations
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Dec 20, 2022
Amendments received before examination
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Dec 20, 2022
Letter accompanying subsequently filed items
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Dec 20, 2022
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Notification of forthcoming publication
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Aug 9, 2022
Refund of fees
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Aug 4, 2022
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European search opinion
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Aug 4, 2022
European search report
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Aug 4, 2022
Information on Search Strategy
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Jul 27, 2022
Refund of fees
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Jul 20, 2022
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Search started
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Jul 12, 2022
(Electronic) Receipt
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Jul 12, 2022
Letter accompanying subsequently filed items
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Jul 12, 2022
Apr 29, 2022
Abstract
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Apr 29, 2022
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Claims
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Apr 29, 2022
Description
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Apr 29, 2022
Designation of inventor
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Apr 29, 2022
Drawings
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Apr 29, 2022
Request for grant of a European patent
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Jul 2, 2021
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