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The patent EP3664894 was granted to Biocodex on Sep 29, 2021. The application was filed on Aug 10, 2018 under application number EP18762232A. 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 |
|---|---|---|---|
| LESAFFRE | Jun 24, 2022 | BANDPAY & GREUTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2006140974 |
| OPPOSITION | EP2110028 |
| OPPOSITION | EP2438821 |
| OPPOSITION | EP3072518 |
| OPPOSITION | US2006140974 |
| OPPOSITION | US2011027348 |
| OPPOSITION | US2013190400 |
| OPPOSITION | US2016206670 |
| OPPOSITION | WO2012001640 |
| OPPOSITION | WO2016065419 |
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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Nov 25, 2025
Nov 24, 2025
(Electronic) Receipt
Appeal
Nov 24, 2025
Nov 24, 2025
Nov 17, 2025
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Jun 2, 2025
May 27, 2025
(Electronic) Receipt
Appeal
May 27, 2025
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(Electronic) Receipt
Appeal
May 12, 2025
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Mar 23, 2025
(Electronic) Receipt
Appeal
Mar 23, 2025
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Sep 25, 2024
Aug 5, 2024
Jul 31, 2024
(Electronic) Receipt
Appeal
Jul 31, 2024
Jul 31, 2024
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Jul 31, 2024
Reply to appeal
Appeal
Apr 8, 2024
Apr 4, 2024
(Electronic) Receipt
Appeal
Apr 4, 2024
Apr 4, 2024
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Feb 9, 2024
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Feb 5, 2024
(Electronic) Receipt
Appeal
Feb 5, 2024
Feb 5, 2024
Notice of appeal
Appeal
Jan 23, 2024
Letter accompanying subsequently filed items
Search/Exam
Dec 5, 2023
Dec 5, 2023
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Means of redress
OPPO
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Oct 12, 2021
Sep 2, 2021
Decision to grant a European patent
Search/Exam
Aug 2, 2021
(Electronic) Receipt
Search/Exam
Aug 2, 2021
(Electronic) Receipt
Search/Exam
Aug 2, 2021
English translation of the claims
Search/Exam
Aug 2, 2021
Filing of the translations of the claims
Search/Exam
Aug 2, 2021
German translation of the claims
Search/Exam
Aug 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2021
Jun 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2021
Apr 12, 2021
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Intention to grant (signatures)
Search/Exam
Apr 12, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 12, 2021
Mar 1, 2021
Examination started
Search/Exam
May 20, 2020
Mar 25, 2020
Mar 23, 2020
Communication to designated inventor
Search/Exam
Mar 23, 2020
Communication to designated inventor
Search/Exam
Mar 23, 2020
Communication to designated inventor
Search/Exam
Mar 18, 2020
Priority search results copy provided by EPO
Search/Exam
Mar 11, 2020
(Electronic) Receipt
Search/Exam
Mar 11, 2020
Mar 11, 2020
Amended claims with annotations
Search/Exam
Mar 11, 2020
Request for entry into the European phase
Search/Exam
Feb 26, 2020
Dec 20, 2019
Information on entry into European phase
Search/Exam
Mar 5, 2019
Feb 14, 2019
Copy of the international search report
Search/Exam
Feb 14, 2019
Copy of the international search report
Search/Exam
Feb 14, 2019
Published international application - A1
Search/Exam
Nov 19, 2018
ISR: cited documents
PCTISA
Nov 19, 2018
Nov 16, 2018
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Sep 17, 2018
Sep 11, 2018
Aug 20, 2018
Aug 10, 2018
(Electronic) Receipt
PCTRO
Aug 10, 2018
Abstract
PCTRO
Aug 10, 2018
Claims
PCTRO
Aug 10, 2018
Description
PCTRO
Aug 10, 2018
Aug 10, 2018
Drawings
PCTRO
Aug 10, 2018
Aug 10, 2018