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The patent EP3491242 was granted to Vestas Wind Systems on Sep 2, 2020. The application was filed on Jul 27, 2017 under application number EP17745249A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| LM WP PATENT HOLDING LM WIND POWER | Jun 2, 2021 | COPA COPENHAGEN PATENTS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2005031158 |
| DESCRIPTION | WO2015055213 |
| INTERNATIONAL-SEARCH-REPORT | EP2416005 |
| INTERNATIONAL-SEARCH-REPORT | EP2789851 |
| INTERNATIONAL-SEARCH-REPORT | EP3037655 |
| INTERNATIONAL-SEARCH-REPORT | US2008193292 |
| INTERNATIONAL-SEARCH-REPORT | WO2015003718 |
| OPPOSITION | DK164294B |
| OPPOSITION | EP1154537 |
| OPPOSITION | EP2589803 |
| OPPOSITION | EP3037655 |
| OPPOSITION | US2008193292 |
| OPPOSITION | US2014186175 |
| OPPOSITION | WO2005031158 |
| OPPOSITION | WO2012031976 |
| OPPOSITION | WO9607825 |
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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(Electronic) Receipt
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
Dec 12, 2023
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Reply to appeal
Appeal
Dec 11, 2023
(Electronic) Receipt
Appeal
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Claims
Appeal
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Appeal
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Claims
Appeal
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Reply to appeal
Appeal
Aug 2, 2023
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Jul 28, 2023
(Electronic) Receipt
Appeal
Jul 28, 2023
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Appeal
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May 30, 2023
(Electronic) Receipt
Appeal
May 30, 2023
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Notice of appeal
Appeal
May 10, 2023
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Apr 26, 2023
(Electronic) Receipt
Appeal
Apr 26, 2023
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Notice of appeal
Appeal
Apr 4, 2023
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Sep 14, 2020
Aug 6, 2020
Decision to grant a European patent
Search/Exam
Jul 13, 2020
(Electronic) Receipt
Search/Exam
Jul 13, 2020
Filing of the translations of the claims
Search/Exam
Jul 13, 2020
French translation of claims
Search/Exam
Jul 13, 2020
German translation of the claims
Search/Exam
Jul 13, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 25, 2020
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Intention to grant (signatures)
Search/Exam
Mar 25, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 25, 2020
Mar 12, 2020
Examination started
Search/Exam
Jan 2, 2020
Decision to allow further processing
Search/Exam
Dec 16, 2019
(Electronic) Receipt
Search/Exam
Dec 16, 2019
Dec 16, 2019
Amended claims with annotations
Search/Exam
Dec 16, 2019
Dec 16, 2019
Amended description with annotations
Search/Exam
Dec 16, 2019
Amendments received before examination
Search/Exam
Dec 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 25, 2019
Oct 25, 2019
Claim deemed abandoned
Search/Exam
May 8, 2019
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Communication to designated inventor
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Mar 5, 2019
Communication to designated inventor
Search/Exam
Feb 15, 2019
Jan 29, 2019
(Electronic) Receipt
Search/Exam
Jan 29, 2019
Request for entry into the European phase
Search/Exam
Dec 5, 2018
Information on entry into European phase
Search/Exam
Feb 21, 2018
Feb 1, 2018
Copy of the international search report
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Feb 1, 2018
Published international application - A1
Search/Exam
Oct 13, 2017
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