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The patent EP3675011 was granted to Prysmian on Jul 12, 2023. The application was filed on Dec 19, 2019 under application number EP19217977A. 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 |
|---|---|---|---|
| LAPP ENGINEERING | Apr 12, 2024 | SCHMIDT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2006202817 |
| DESCRIPTION | US2016023863 |
| OPPOSITION | EP3315330 |
| OPPOSITION | US2014349267 |
| OPPOSITION | US2016023863 |
| OPPOSITION | WO9630721 |
| SEARCH | EP3136320 |
| SEARCH | US2014349267 |
| SEARCH | US2016023863 |
| SEARCH | WO9630721 |
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 5, 2026
Dec 22, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Nov 5, 2025
Notice of appeal
Appeal
Nov 5, 2025
Notice of appeal
Appeal
Sep 9, 2025
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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
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Jun 1, 2023
French translation of claims
Search/Exam
Jun 1, 2023
German translation of the claims
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Jun 1, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2023
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Intention to grant (signatures)
Search/Exam
Feb 1, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 1, 2023
Jan 19, 2023
(Electronic) Receipt
Search/Exam
Jan 19, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2023
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Intention to grant (signatures)
Search/Exam
Nov 23, 2022
Text intended for grant (clean copy)
Search/Exam
Nov 23, 2022
Oct 5, 2022
Jun 8, 2022
(Electronic) Receipt
Search/Exam
Jun 8, 2022
Amended claims with annotations
Search/Exam
Jun 8, 2022
Amended description with annotations
Search/Exam
Jun 8, 2022
Claims
Search/Exam
Jun 8, 2022
Description
Search/Exam
Jun 8, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2022
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Annex to the communication
Search/Exam
May 9, 2022
Consultation by telephone/in person
Search/Exam
May 9, 2022
Dec 23, 2021
Annex to the communication
Search/Exam
Dec 23, 2021
Summons to attend oral proceedings
Search/Exam
Aug 13, 2021
(Electronic) Receipt
Search/Exam
Aug 13, 2021
Amended claims with annotations
Search/Exam
Aug 13, 2021
Claims
Search/Exam
Aug 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2021
May 12, 2021
Annex to the communication
Search/Exam
May 12, 2021
Communication from the Examining Division
Search/Exam
May 6, 2021
Examination started
Search/Exam
Oct 23, 2020
(Electronic) Receipt
Search/Exam
Oct 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2020
Reply to Written Opinion prepared by the EPO
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Jul 6, 2020
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Notification of forthcoming publication
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Feb 11, 2020
Communication to designated inventor
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Communication to designated inventor
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Feb 5, 2020
Refund of fees
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Jan 27, 2020
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European search opinion
Search/Exam
Jan 27, 2020
European search report
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Jan 27, 2020
Information on Search Strategy
Search/Exam
Jan 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 21, 2020
Priority document
Search/Exam
Jan 17, 2020
Search started
Search/Exam
Dec 19, 2019
Abstract
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Dec 19, 2019
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Claims
Search/Exam
Dec 19, 2019
Description
Search/Exam
Dec 19, 2019
Designation of inventor
Search/Exam
Dec 19, 2019
Drawings
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Dec 19, 2019
Request for grant of a European patent
Search/Exam
Dec 19, 2019
Submission concerning representation
Search/Exam
May 31, 2019
Priority search results copy provided by EPO
Search/Exam