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The patent EP3715276 was granted to Tetra Laval & Finance on Sep 15, 2021. The application was filed on Mar 19, 2020 under application number EP20164088A. 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 |
|---|---|---|---|
| SIG SERVICES | Jun 14, 2022 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102015116784 |
| OPPOSITION | EP2886479 |
| OPPOSITION | EP3025980 |
| OPPOSITION | EP3025981 |
| OPPOSITION | JP5857668B |
| OPPOSITION | WO0026108 |
| OPPOSITION | WO0056612 |
| OPPOSITION | WO2008039600 |
| OPPOSITION | WO2009048273 |
| OPPOSITION | WO2010040961 |
| SEARCH | DE102007057863 |
| SEARCH | DE102015116784 |
| SEARCH | EP3025981 |
| SEARCH | US2005205618 |
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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Jan 14, 2026
Jan 9, 2026
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Reply to appeal
Appeal
Oct 29, 2024
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Reply to appeal
Appeal
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Appeal
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Notice of appeal
Appeal
Apr 24, 2024
(Electronic) Receipt
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Apr 24, 2024
Notice of appeal
Appeal
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Notice of appeal
Appeal
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Means of redress
OPPO
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Authorisation
OPPO
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Sep 28, 2021
Aug 19, 2021
Decision to grant a European patent
Search/Exam
Aug 5, 2021
(Electronic) Receipt
Search/Exam
Aug 5, 2021
Filing of the translations of the claims
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Aug 5, 2021
French translation of claims
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Aug 5, 2021
German translation of the claims
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Aug 5, 2021
Letter accompanying subsequently filed items
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Jun 17, 2021
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(Electronic) Receipt
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Jun 11, 2021
Letter accompanying subsequently filed items
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Jun 11, 2021
Letter concerning the inventor
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May 19, 2021
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Intention to grant (signatures)
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May 19, 2021
Text intended for grant (clean copy)
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May 19, 2021
Apr 16, 2021
Examination started
Search/Exam
Nov 30, 2020
(Electronic) Receipt
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Nov 30, 2020
Letter accompanying subsequently filed items
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Nov 30, 2020
Matter concerning the application
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Oct 5, 2020
Sep 2, 2020
Notification of forthcoming publication
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Jul 27, 2020
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Refund of fees
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Jul 22, 2020
Letter which had not been notified
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Jul 21, 2020
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European search opinion
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Jul 21, 2020
European search report
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Jul 21, 2020
Information on Search Strategy
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Jul 16, 2020
Priority search results copy provided by EPO
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Jul 7, 2020
Search started
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Jun 15, 2020
Communication to designated inventor
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Jun 15, 2020
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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May 26, 2020
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Abstract
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Mar 19, 2020
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Claims
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Mar 19, 2020
Description
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Mar 19, 2020
Designation of inventor
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Mar 19, 2020
Drawings
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Mar 19, 2020
Request for grant of a European patent
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