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The patent EP3080888 was granted to Vestas Wind Systems on Jul 19, 2023. The application was originally filed on Nov 25, 2014 under application number EP14805172A. 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 |
|---|---|---|---|
| SUZLON ENERGY | Dec 24, 2020 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2012248772 |
| INTERNATIONAL-SEARCH-REPORT | AU2009342166 |
| INTERNATIONAL-SEARCH-REPORT | CN103414204 |
| INTERNATIONAL-SEARCH-REPORT | EP2658112 |
| INTERNATIONAL-SEARCH-REPORT | US2008150283 |
| INTERNATIONAL-SEARCH-REPORT | US2011178646 |
| INTERNATIONAL-SEARCH-REPORT | WO2012016585 |
| INTERNATIONAL-SEARCH-REPORT | WO2013044922 |
| INTERNATIONAL-SEARCH-REPORT | WO2013097862 |
| OPPOSITION | EP1841036 |
| OPPOSITION | US2012248772 |
| OPPOSITION | WO2006120033 |
| OPPOSITION | WO2012016585 |
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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Description
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Decision to grant a European patent
Search/Exam
Feb 18, 2020
(Electronic) Receipt
Search/Exam
Feb 18, 2020
Filing of the translations of the claims
Search/Exam
Feb 18, 2020
French translation of claims
Search/Exam
Feb 18, 2020
German translation of the claims
Search/Exam
Feb 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2019
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Intention to grant (signatures)
Search/Exam
Nov 19, 2019
Text intended for grant (clean copy)
Search/Exam
Nov 19, 2019
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(Electronic) Receipt
Search/Exam
Jul 1, 2019
Amended claims with annotations
Search/Exam
Jul 1, 2019
Amended description with annotations
Search/Exam
Jul 1, 2019
Claims
Search/Exam
Jul 1, 2019
Description
Search/Exam
Jul 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 1, 2019
May 31, 2019
May 24, 2019
(Electronic) Receipt
Search/Exam
May 24, 2019
Jan 17, 2019
Annex to the communication
Search/Exam
Jan 17, 2019
Communication from the Examining Division
Search/Exam
Jan 8, 2019
Examination started
Search/Exam
Sep 14, 2018
Jan 26, 2017
(Electronic) Receipt
Search/Exam
Jan 26, 2017
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Amended claims with annotations
Search/Exam
Jan 26, 2017
Amendments received before examination
Search/Exam
Jan 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 21, 2016
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Communication to designated inventor
Search/Exam
Jul 15, 2016
Communication to designated inventor
Search/Exam
Jun 28, 2016
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(Electronic) Receipt
Search/Exam
Jun 16, 2016
Request for entry into the European phase
Search/Exam
Apr 22, 2016
Information on entry into European phase
Search/Exam
Jul 7, 2015
Jun 18, 2015
Copy of the international search report
Search/Exam
Jun 18, 2015
Published international application - A1
Search/Exam
May 19, 2015
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Nov 25, 2014
Abstract
PCTISA
Nov 25, 2014
Claims
PCTISA
Nov 25, 2014
Description
PCTISA
Nov 25, 2014
Drawings
PCTISA