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The patent EP3882629 was granted to Innov AD on Nov 30, 2022. The application was filed on Mar 16, 2021 under application number EP21020152A. 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 |
|---|---|---|---|
| DSM NUTRITIONAL PRODUCTS | Aug 17, 2023 | SCHIWECK WEINZIERL KOCH PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN107741462 |
| OPPOSITION | CN108593832 |
| OPPOSITION | CN108760929 |
| OPPOSITION | CN109001350 |
| OPPOSITION | CN109142584 |
| OPPOSITION | CN109521135 |
| OPPOSITION | CN109781889 |
| OPPOSITION | CN111366652 |
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 29, 2025
Oct 23, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Sep 3, 2025
Notice of appeal
Appeal
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Appeal
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Oct 20, 2022
Filing of the translations of the claims
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Oct 20, 2022
French translation of claims
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Oct 20, 2022
German translation of the claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Intention to grant (signatures)
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Apr 14, 2022
Text intended for grant (clean copy)
Search/Exam
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Examination started
Search/Exam
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Matter concerning the application
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Dec 2, 2021
Matter concerning the application
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Sep 27, 2021
Aug 25, 2021
Notification of forthcoming publication
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Aug 10, 2021
Refund of fees
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Aug 5, 2021
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European search opinion
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Aug 5, 2021
European search report
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Aug 5, 2021
Information on Search Strategy
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Jul 31, 2021
Priority search results copy provided by EPO
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Jun 30, 2021
Search started
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Mar 30, 2021
Letter accompanying subsequently filed items
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Mar 30, 2021
Letter concerning the priority
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Mar 30, 2021
Priority document
Search/Exam
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Mar 16, 2021
Abstract
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Mar 16, 2021
Claims
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Mar 16, 2021
Description
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Mar 16, 2021
Designation of inventor
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Mar 16, 2021
Request for grant of a European patent
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