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The patent EP3778220 was granted to Fantoni on May 10, 2023. The application was filed on Aug 11, 2020 under application number EP20190477A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2216149 |
| DESCRIPTION | US5866057 |
| DESCRIPTION | WO2012001483 |
| DESCRIPTION | WO2019007538 |
| OPPOSITION | DE102006062285 |
| OPPOSITION | DE102008050428 |
| OPPOSITION | DE102018129394 |
| OPPOSITION | DE19509152 |
| OPPOSITION | DE19751326 |
| OPPOSITION | DE19858079 |
| OPPOSITION | EP2216149 |
| OPPOSITION | EP2374588 |
| OPPOSITION | EP2730697 |
| OPPOSITION | EP3421234 |
| OPPOSITION | JP2005053035 |
| OPPOSITION | US3741863 |
| OPPOSITION | US5866057 |
| OPPOSITION | US6773540 |
| OPPOSITION | WO2008077793 |
| OPPOSITION | WO2012001483 |
| OPPOSITION | WO2018211545 |
| OPPOSITION | WO2019007538 |
| OPPOSITION | WO2021176326 |
| OPPOSITION | WO8703839 |
| SEARCH | DE102008050428 |
| SEARCH | DE102018129394 |
| SEARCH | DE19858079 |
| SEARCH | EP2216149 |
| SEARCH | EP2730697 |
| SEARCH | US5866057 |
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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OPPO
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May 24, 2023
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Decision to grant a European patent
Search/Exam
Mar 24, 2023
(Electronic) Receipt
Search/Exam
Mar 24, 2023
French translation of claims
Search/Exam
Mar 24, 2023
German translation of the claims
Search/Exam
Mar 24, 2023
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Nov 16, 2022
Text intended for grant (clean copy)
Search/Exam
Nov 16, 2022
Oct 6, 2022
Examination started
Search/Exam
Jul 21, 2021
(Electronic) Receipt
Search/Exam
Jul 21, 2021
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Amended claims with annotations
Search/Exam
Jul 21, 2021
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Amended description with annotations
Search/Exam
Jul 21, 2021
Amendments received before examination
Search/Exam
Jul 21, 2021
Annex
Search/Exam
Jul 21, 2021
Annex
Search/Exam
Jul 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 21, 2021
Letter concerning fees and payments
Search/Exam
Jul 21, 2021
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Notification of forthcoming publication
Search/Exam
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European search opinion
Search/Exam
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European search report
Search/Exam
Jan 13, 2021
Information on Search Strategy
Search/Exam
Oct 2, 2020
Communication to designated inventor
Search/Exam
Sep 24, 2020
Letter concerning the priority
Search/Exam
Sep 24, 2020
Priority document
Search/Exam
Sep 15, 2020
(Electronic) Receipt
Search/Exam
Sep 15, 2020
Abstract
Search/Exam
Sep 15, 2020
Claims
Search/Exam
Sep 15, 2020
Description
Search/Exam
Sep 15, 2020
Drawings
Search/Exam
Sep 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 11, 2020
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Designation of inventor
Search/Exam
Aug 11, 2020
Request for grant of a European patent
Search/Exam
Aug 11, 2020
Apr 8, 2020
Priority search results copy provided by EPO
Search/Exam