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The patent EP3980773 was granted to Arcedi Biotech APS on Jul 12, 2023. The application was filed on Jun 8, 2020 under application number EP20730073A. 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 |
|---|---|---|---|
| STRAWMAN | Apr 12, 2024 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2638176 |
| OPPOSITION | US9429520 |
| OPPOSITION | WO2012062325 |
| OPPOSITION | WO2013192620 |
| OPPOSITION | WO2015175562 |
| OPPOSITION | WO2020245459 |
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 20, 2025
Nov 14, 2025
(Electronic) Receipt
Appeal
Nov 14, 2025
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Sep 15, 2025
(Electronic) Receipt
Appeal
Sep 15, 2025
Notice of appeal
Appeal
Aug 7, 2025
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OPPO
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Decision to grant a European patent
Search/Exam
Jun 1, 2023
(Electronic) Receipt
Search/Exam
Jun 1, 2023
Filing of the translations of the claims
Search/Exam
Jun 1, 2023
French translation of claims
Search/Exam
Jun 1, 2023
German translation of the claims
Search/Exam
Mar 2, 2023
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Intention to grant (signatures)
Search/Exam
Mar 2, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 2, 2023
Jan 13, 2023
Examination started
Search/Exam
Aug 2, 2022
(Electronic) Receipt
Search/Exam
Aug 2, 2022
Aug 2, 2022
Amended claims with annotations
Search/Exam
Aug 2, 2022
Amendments received before examination
Search/Exam
Aug 2, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 16, 2022
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(Electronic) Receipt
Search/Exam
Jan 4, 2022
Request for entry into the European phase
Search/Exam
Dec 13, 2021
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Oct 15, 2021
Information on entry into European phase
Search/Exam
Jan 11, 2021
Dec 11, 2020
Notification of election of EPO
Search/Exam
Dec 10, 2020
Copy of the international search report
Search/Exam
Dec 10, 2020
Published international application - A1
Search/Exam
Oct 13, 2020
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Abstract
PCT2
Aug 10, 2020
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PCT demand form
PCT2
Aug 10, 2020
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Jul 17, 2020
ISR: cited documents
PCTISA
Jul 17, 2020
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Jun 8, 2020
(Electronic) Receipt
PCTRO
Jun 8, 2020
Abstract
PCTRO
Jun 8, 2020
Claims
PCTRO
Jun 8, 2020
Description
PCTRO
Jun 8, 2020
Jun 8, 2020
Drawings
PCTRO
Jun 8, 2020