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The patent EP3604184 was granted to Biofibre on Aug 7, 2024. The application was filed on Jan 11, 2019 under application number EP19151462A. 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 |
|---|---|---|---|
| HA BE BETONCHEMIE | Aug 18, 2021 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| SEARCH | JP2003237916 |
| SEARCH | JPH07133134 |
| SEARCH | US4200670 |
| SEARCH | WO2005118286 |
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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Refund of fees
Appeal
Feb 13, 2024
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Feb 7, 2024
(Electronic) Receipt
Appeal
Feb 7, 2024
Feb 7, 2024
Withdrawal of an appeal
Appeal
Jan 8, 2024
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Dec 22, 2023
(Electronic) Receipt
Appeal
Dec 22, 2023
Dec 22, 2023
Notice of appeal
Appeal
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OPPO
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Nov 30, 2020
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Refund of fees
Search/Exam
Oct 22, 2020
Decision to grant a European patent
Search/Exam
Oct 8, 2020
English translation of the claims
Search/Exam
Oct 8, 2020
Filing of the translations of the claims
Search/Exam
Oct 8, 2020
French translation of claims
Search/Exam
Sep 2, 2020
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Intention to grant (signatures)
Search/Exam
Sep 2, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 2, 2020
Jul 21, 2020
Examination started
Search/Exam
Feb 10, 2020
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Written request for examination
Search/Exam
Jan 9, 2020
Notification of forthcoming publication
Search/Exam
Nov 13, 2019
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Authorisation
Search/Exam
Oct 17, 2019
Oct 1, 2019
Invitation to file an authorisation
Search/Exam
Sep 5, 2019
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European search opinion
Search/Exam
Jul 31, 2019
European search report
Search/Exam
Jul 31, 2019
Information on Search Strategy
Search/Exam
Jul 11, 2019
Search started
Search/Exam
Mar 27, 2019
Communication to designated inventor
Search/Exam
Mar 27, 2019
Communication to designated inventor
Search/Exam
Feb 14, 2019
Submission concerning representation
Search/Exam
Jan 25, 2019
Letter concerning the priority
Search/Exam
Jan 25, 2019
Priority document
Search/Exam
Jan 11, 2019
Abstract
Search/Exam
Jan 11, 2019
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Claims
Search/Exam
Jan 11, 2019
Description
Search/Exam
Jan 11, 2019
Designation of inventor
Search/Exam
Jan 11, 2019
Priority search results
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Jan 11, 2019
Request for grant of a European patent
Search/Exam