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The patent EP3256003 was granted to Aker Biomarine Antarctic on Jul 16, 2025. The application was filed on Feb 10, 2016 under application number EP16709814A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| RIMFROST | Aug 8, 2023 | GEVERS PATENTS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2008117062 |
| DESCRIPTION | WO2009027692 |
| DESCRIPTION | WO2010097701 |
| INTERNATIONAL-SEARCH-REPORT | CN102746941B |
| INTERNATIONAL-SEARCH-REPORT | JP2909508B |
| INTERNATIONAL-SEARCH-REPORT | US2014370115 |
| INTERNATIONAL-SEARCH-REPORT | WO2012139588 |
| INTERNATIONAL-SEARCH-REPORT | WO2014013335 |
| OPPOSITION | US2014370115 |
| OPPOSITION | WO0176385 |
| OPPOSITION | WO2008117062 |
| OPPOSITION | WO2010104444 |
| OPPOSITION | WO2011051743 |
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.
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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
Search/Exam
Oct 3, 2022
Filing of the translations of the claims
Search/Exam
Oct 3, 2022
French translation of claims
Search/Exam
Oct 3, 2022
German translation of the claims
Search/Exam
Oct 3, 2022
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
May 24, 2022
Text intended for grant (clean copy)
Search/Exam
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(Electronic) Receipt
Search/Exam
Apr 26, 2022
Amended description with annotations
Search/Exam
Apr 26, 2022
Description
Search/Exam
Apr 26, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2022
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Annex to the communication
Search/Exam
Feb 16, 2022
Communication from the Examining Division
Search/Exam
Aug 13, 2021
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
Apr 16, 2020
(Electronic) Receipt
Search/Exam
Apr 16, 2020
Amended description with annotations
Search/Exam
Apr 16, 2020
Description
Search/Exam
Apr 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2020
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(Electronic) Receipt
Search/Exam
Feb 26, 2020
Oct 16, 2019
Annex to the communication
Search/Exam
Oct 16, 2019
Communication from the Examining Division
Search/Exam
Jul 29, 2019
(Electronic) Receipt
Search/Exam
Jul 29, 2019
Amended claims with annotations
Search/Exam
Jul 29, 2019
Claims
Search/Exam
Jul 29, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 29, 2019
May 17, 2019
May 14, 2019
(Electronic) Receipt
Search/Exam
May 14, 2019
Jan 18, 2019
Annex to the communication
Search/Exam
Jan 18, 2019
Communication from the Examining Division
Search/Exam
Nov 26, 2018
Examination started
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May 2, 2018
Communication to designated inventor
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May 2, 2018
Communication to designated inventor
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May 2, 2018
Communication to designated inventor
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Apr 20, 2018
(Electronic) Receipt
Search/Exam
Apr 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 22, 2017
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Letter which had not been notified
Search/Exam
Nov 6, 2017
Letter which had not been notified
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Oct 13, 2017
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Communication to designated inventor
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Sep 11, 2017
(Electronic) Receipt
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Sep 11, 2017
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Amended claims with annotations
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Sep 11, 2017
Request for entry into the European phase
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Aug 30, 2017
Jun 23, 2017
Information on entry into European phase
Search/Exam
Sep 6, 2016
Aug 18, 2016
Copy of the international search report
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Aug 18, 2016
Published international application - A1
Search/Exam
May 13, 2016
ISR: cited documents
PCTISA
May 12, 2016
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Mar 30, 2016
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Mar 10, 2016
Abstract
PCTISA
Mar 10, 2016
Annex
PCTISA
Mar 10, 2016
Claims
PCTISA
Mar 10, 2016
Mar 10, 2016
Mar 10, 2016
Description
PCTISA
Mar 10, 2016
Mar 10, 2016