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The patent EP3632422 was granted to Nippon Suisan Kaisha on Oct 16, 2024. The application was filed on May 23, 2018 under application number EP18805578A. 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 |
|---|---|---|---|
| EPAX NORWAY | Jul 15, 2025 | BRYN AARFLOT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2012121080 |
| DESCRIPTION | WO9626647 |
| EXAMINATION | WO02102394 |
| INTERNATIONAL-SEARCH-REPORT | WO2012121080 |
| OPPOSITION | EP3165591 |
| OTHER | EP2682116 |
| OTHER | WO2012121080 |
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, 2024
Sep 19, 2024
Decision to grant a European patent
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Sep 10, 2024
(Electronic) Receipt
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Sep 10, 2024
Filing of the translations of the claims
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Sep 10, 2024
French translation of claims
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Sep 10, 2024
German translation of the claims
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Sep 10, 2024
Letter accompanying subsequently filed items
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Jun 10, 2024
Jun 10, 2024
Jun 10, 2024
Jun 10, 2024
Intention to grant (signatures)
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Jun 10, 2024
Text intended for grant (clean copy)
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Jun 10, 2024
May 24, 2024
(Electronic) Receipt
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May 24, 2024
Letter accompanying subsequently filed items
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May 24, 2024
Mar 26, 2024
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Mar 20, 2024
(Electronic) Receipt
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Mar 20, 2024
Letter accompanying subsequently filed items
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Mar 20, 2024
Observations by third parties
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Mar 1, 2024
(Electronic) Receipt
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Mar 1, 2024
Amended claims with annotations
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Mar 1, 2024
Amended description with annotations
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Mar 1, 2024
Annex
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Mar 1, 2024
Claims
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Mar 1, 2024
Description
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Mar 1, 2024
Letter accompanying subsequently filed items
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Mar 1, 2024
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Nov 17, 2023
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Nov 14, 2023
(Electronic) Receipt
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Nov 14, 2023
Letter accompanying subsequently filed items
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Nov 14, 2023
Non-patent literature filed by a third party
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Nov 14, 2023
Non-patent literature filed by a third party
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Nov 14, 2023
Observations by third parties
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Oct 23, 2023
Annex to the communication
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Oct 23, 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
Jun 29, 2023
Jun 29, 2023
Jun 23, 2023
Annex to the communication
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Jun 23, 2023
Consultation by telephone/in person
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Jun 23, 2023
Apr 28, 2023
Apr 24, 2023
(Electronic) Receipt
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Apr 24, 2023
Letter accompanying subsequently filed items
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Apr 24, 2023
Feb 14, 2023
Feb 8, 2023
Annexes in respect of a client data request
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Feb 8, 2023
Annexes in respect of a client data request
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Feb 8, 2023
Letter accompanying subsequently filed items
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Feb 8, 2023
Dec 23, 2022
Annex to the communication
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Dec 23, 2022
Communication from the Examining Division
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Dec 20, 2022
Examination started
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Sep 6, 2021
(Electronic) Receipt
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Sep 6, 2021
Sep 6, 2021
Amended claims with annotations
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Sep 6, 2021
Amendments received before examination
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Sep 6, 2021
Letter accompanying subsequently filed items
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Feb 23, 2021
Feb 5, 2021
Feb 5, 2021
European search opinion
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Feb 5, 2021
Information on Search Strategy
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Feb 5, 2021
Supplementary European search report
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Jan 14, 2021
Search started
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Mar 19, 2020
Document concerning representation
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Mar 11, 2020
Notification of forthcoming publication
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Jan 10, 2020
Jan 8, 2020
Communication to designated inventor
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Jan 8, 2020
Communication to designated inventor
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Jan 8, 2020
Communication to designated inventor
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Jan 8, 2020
Communication to designated inventor
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Dec 13, 2019
Dec 13, 2019
Oct 31, 2019
(Electronic) Receipt
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Oct 31, 2019
Abstract
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Oct 31, 2019
Claims
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Oct 31, 2019
Description
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Oct 31, 2019
Drawings
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Oct 31, 2019
Request for entry into the European phase
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Oct 7, 2019
Information on entry into European phase
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Dec 21, 2018
Nov 29, 2018
Copy of the international search report
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Nov 29, 2018
Nov 29, 2018
International publication pamphlet
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