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The patent EP2940296 was granted to General Electric on Jul 9, 2025. The application was filed on Apr 23, 2015 under application number EP15164911A. 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 |
|---|---|---|---|
| SIEMENS GAMESA RENEWABLE ENERGY | Mar 8, 2018 | SGRE ASSOCIATION | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102010026244 |
| OPPOSITION | EP2672111 |
| OPPOSITION | US2007124025 |
| OPPOSITION | US2009099702 |
| OPPOSITION | US2011142619 |
| OPPOSITION | US2013038060 |
| OPPOSITION | US2013156577 |
| OPPOSITION | US2013166082 |
| OPPOSITION | US2014039843 |
| OPPOSITION | WO2013110327 |
| SEARCH | US2007124025 |
| SEARCH | US2009099702 |
| SEARCH | US2014037447 |
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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Annexes in respect of a client data request
Search/Exam
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Advice of delivery
Appeal
May 8, 2023
Advice of delivery
Appeal
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(Electronic) Receipt
Appeal
Mar 23, 2023
Authorisation
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Advice of delivery
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Claims
Appeal
Sep 24, 2020
Claims
Appeal
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Claims
Appeal
Sep 24, 2020
Claims
Appeal
Sep 24, 2020
Claims
Appeal
Sep 24, 2020
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Reply to appeal
Appeal
May 15, 2020
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(Electronic) Receipt
Appeal
May 12, 2020
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Mar 13, 2020
(Electronic) Receipt
Appeal
Mar 13, 2020
Mar 13, 2020
Notice of appeal
Appeal
Feb 17, 2020
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Means of redress
OPPO
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OPPO
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Jun 15, 2017
May 18, 2017
Decision to grant a European patent
Search/Exam
Apr 26, 2017
(Electronic) Receipt
Search/Exam
Apr 26, 2017
Filing of the translations of the claims
Search/Exam
Apr 26, 2017
French translation of claims
Search/Exam
Apr 26, 2017
German translation of the claims
Search/Exam
Jan 26, 2017
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Intention to grant (signatures)
Search/Exam
Jan 26, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 26, 2017
Dec 13, 2016
Examination started
Search/Exam
Sep 26, 2016
Jun 1, 2016
(Electronic) Receipt
Search/Exam
Jun 1, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 1, 2016
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(Electronic) Receipt
Search/Exam
May 3, 2016
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Amended claims with annotations
Search/Exam
May 3, 2016
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Amended description with annotations
Search/Exam
May 3, 2016
Amendments received before examination
Search/Exam
May 3, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2016
CDS Clean up - amended applicant details
Search/Exam
Nov 9, 2015
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Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2015
Priority document
Search/Exam
Oct 7, 2015
Notification of forthcoming publication
Search/Exam
Sep 25, 2015
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European search opinion
Search/Exam
Sep 25, 2015
European search report
Search/Exam
Sep 11, 2015
Search started
Search/Exam
Jul 17, 2015
Communication to designated inventor
Search/Exam
Jul 17, 2015
Communication to designated inventor
Search/Exam
Jul 17, 2015
Communication to designated inventor
Search/Exam
Jul 17, 2015
Communication to designated inventor
Search/Exam
Jul 17, 2015
Communication to designated inventor
Search/Exam
Jun 22, 2015
Letter accompanying subsequently filed items
Search/Exam
Jun 22, 2015
Priority document
Search/Exam
Apr 23, 2015
Abstract
Search/Exam
Apr 23, 2015
Apr 23, 2015
Claims
Search/Exam
Apr 23, 2015
Description
Search/Exam
Apr 23, 2015
Designation of inventor
Search/Exam
Apr 23, 2015
Drawings
Search/Exam
Apr 23, 2015
Request for grant of a European patent
Search/Exam