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The patent EP3076542 was granted to Siemens on Oct 2, 2024. The application was filed on Apr 2, 2015 under application number EP15162469A. 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 |
|---|---|---|---|
| ENERCON | Feb 27, 2020 | EISENFUHR SPEISER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2043255 |
| DESCRIPTION | EP2485388 |
| DESCRIPTION | US2014021894 |
| EXAMINATION | EP2485388 |
| OPPOSITION | DE102015205348 |
| OPPOSITION | EP2043255 |
| OPPOSITION | EP2485388 |
| OPPOSITION | EP2552012 |
| OPPOSITION | EP2552013 |
| OPPOSITION | EP2670027 |
| OPPOSITION | EP3275075 |
| OPPOSITION | US2014021894 |
| OPPOSITION | WO03030329 |
| OPPOSITION | WO2016151014 |
| SEARCH | EP2043255 |
| SEARCH | JP2008000503 |
| SEARCH | JP2011176922 |
| SEARCH | US2013009586 |
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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Sep 5, 2024
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(Electronic) Receipt
Appeal
Jan 15, 2024
Authorisation
Appeal
Jan 15, 2024
Jan 9, 2024
(Electronic) Receipt
Appeal
Jan 9, 2024
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Nov 28, 2023
Nov 23, 2023
(Electronic) Receipt
Appeal
Nov 23, 2023
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(Electronic) Receipt
Appeal
Apr 26, 2022
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Reply to appeal
Appeal
Jan 31, 2022
Jan 24, 2022
(Electronic) Receipt
Appeal
Jan 24, 2022
Jan 24, 2022
Nov 29, 2021
Nov 29, 2021
Nov 23, 2021
(Electronic) Receipt
Appeal
Nov 23, 2021
Nov 23, 2021
Notice of appeal
Appeal
Sep 21, 2021
Sep 14, 2021
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Means of redress
OPPO
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Description
OPPO
Jun 10, 2021
Description
OPPO
Jun 10, 2021
Description
OPPO
Jun 10, 2021
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Apr 30, 2021
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Authorisation
OPPO
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Jun 11, 2019
May 3, 2019
Decision to grant a European patent
Search/Exam
Apr 10, 2019
Apr 10, 2019
Apr 3, 2019
Annexes in respect of a client data request
Search/Exam
Mar 28, 2019
Mar 1, 2019
(Electronic) Receipt
Search/Exam
Mar 1, 2019
Filing of the translations of the claims
Search/Exam
Mar 1, 2019
French translation of claims
Search/Exam
Mar 1, 2019
German translation of the claims
Search/Exam
Nov 30, 2018
Nov 30, 2018
Nov 30, 2018
Intention to grant (signatures)
Search/Exam
Nov 30, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 30, 2018
Nov 2, 2018
Examination started
Search/Exam
Aug 17, 2018
Jul 31, 2017
Jul 24, 2017
Jan 19, 2017
(Electronic) Receipt
Search/Exam
Jan 19, 2017
Jan 19, 2017
Amended claims with annotations
Search/Exam
Jan 19, 2017
Jan 19, 2017
Amended description with annotations
Search/Exam
Jan 19, 2017
Amendments received before examination
Search/Exam
Jan 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 10, 2016
Sep 7, 2016
Notification of forthcoming publication
Search/Exam
Sep 22, 2015
Sep 22, 2015
European search opinion
Search/Exam
Sep 22, 2015
European search report
Search/Exam
May 29, 2015
Communication to designated inventor
Search/Exam
May 29, 2015
Communication to designated inventor
Search/Exam
Apr 2, 2015
Abstract
Search/Exam
Apr 2, 2015
Apr 2, 2015
Claims
Search/Exam
Apr 2, 2015
Description
Search/Exam
Apr 2, 2015
Designation of inventor
Search/Exam
Apr 2, 2015
Designation of inventor
Search/Exam
Apr 2, 2015
Drawings
Search/Exam
Apr 2, 2015
Request for grant of a European patent
Search/Exam