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The patent EP3330529 was granted to Nordex Energy on Jul 29, 2020. The application was filed on Dec 5, 2016 under application number EP16202278A. 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 |
|---|---|---|---|
| SIEMENS GAMESA RENEWABLE ENERGY | Apr 21, 2021 | SGRE ASSOCIATION | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1830063 |
| DESCRIPTION | EP2458207 |
| DESCRIPTION | EP2930010 |
| DESCRIPTION | EP3020958 |
| DESCRIPTION | WO2012123667 |
| DESCRIPTION | WO2015058775 |
| DESCRIPTION | WO2015067279 |
| DESCRIPTION | WO2015070876 |
| OPPOSITION | EP2341239 |
| OPPOSITION | EP2930010 |
| OPPOSITION | EP3020958 |
| OPPOSITION | EP3091228 |
| OPPOSITION | US2014301859 |
| OPPOSITION | US2016047252 |
| OPPOSITION | US8172538 |
| OPPOSITION | US9404371 |
| OPPOSITION | WO03008800 |
| OPPOSITION | WO2005050808 |
| SEARCH | EP2930010 |
| SEARCH | US2014301859 |
| SEARCH | US2016146185 |
| SEARCH | US2016221272 |
| SEARCH | US2016333850 |
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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Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Jan 17, 2025
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Jan 17, 2025
Dec 20, 2024
Dec 19, 2024
(Electronic) Receipt
Appeal
Dec 19, 2024
Dec 19, 2024
Nov 29, 2024
Nov 29, 2024
Nov 21, 2024
(Electronic) Receipt
Appeal
Nov 21, 2024
Authorisation
Appeal
Nov 21, 2024
Nov 18, 2024
Nov 18, 2024
Oct 30, 2024
Oct 30, 2024
Oct 30, 2024
Oct 23, 2024
(Electronic) Receipt
Appeal
Oct 23, 2024
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Oct 15, 2024
(Electronic) Receipt
Appeal
Oct 15, 2024
Oct 15, 2024
Oct 2, 2024
Sep 27, 2024
(Electronic) Receipt
Appeal
Sep 27, 2024
Sep 26, 2024
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Jul 30, 2024
Jul 25, 2024
(Electronic) Receipt
Appeal
Jul 25, 2024
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Jul 22, 2024
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Jul 17, 2024
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Jun 5, 2024
Apr 8, 2024
Mar 28, 2024
(Electronic) Receipt
Appeal
Mar 28, 2024
Mar 28, 2024
Feb 12, 2024
Jan 17, 2024
Jan 12, 2024
(Electronic) Receipt
Appeal
Jan 12, 2024
Jan 12, 2024
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Sep 4, 2023
Aug 30, 2023
(Electronic) Receipt
Appeal
Aug 30, 2023
Aug 30, 2023
Aug 30, 2023
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Aug 30, 2023
Reply to appeal
Appeal
Apr 24, 2023
Apr 14, 2023
(Electronic) Receipt
Appeal
Apr 14, 2023
Apr 14, 2023
Feb 1, 2023
Feb 1, 2023
Jan 24, 2023
(Electronic) Receipt
Appeal
Jan 24, 2023
Jan 24, 2023
Notice of appeal
Appeal
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Means of redress
OPPO
Dec 23, 2022
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Aug 5, 2022
Jul 27, 2022
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Authorisation
OPPO
Jul 20, 2022
Jul 19, 2022
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Apr 21, 2021
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Jan 15, 2021
Dec 23, 2020
Annexes in respect of a client data request
Search/Exam
Dec 23, 2020
Annexes in respect of a client data request
Search/Exam
Dec 23, 2020
Aug 10, 2020
Jul 2, 2020
Decision to grant a European patent
Search/Exam
Jun 17, 2020
(Electronic) Receipt
Search/Exam
Jun 17, 2020
English translation of the claims
Search/Exam
Jun 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2020
(Electronic) Receipt
Search/Exam
Jun 15, 2020
Filing of the translations of the claims
Search/Exam
Jun 15, 2020
French translation of claims
Search/Exam
Jun 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2020
Translation of the claims
Search/Exam
Feb 25, 2020
Feb 25, 2020
Feb 25, 2020
Intention to grant (signatures)
Search/Exam
Feb 25, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 25, 2020
Jan 23, 2020
Examination started
Search/Exam
Dec 6, 2018
(Electronic) Receipt
Search/Exam
Dec 6, 2018
Dec 6, 2018
Amended description with annotations
Search/Exam
Dec 6, 2018
Amendments received before examination
Search/Exam
Dec 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 11, 2018
May 9, 2018
Notification of forthcoming publication
Search/Exam
Oct 30, 2017
Letter which had not been notified
Search/Exam
Oct 16, 2017
Oct 11, 2017
Jun 14, 2017
Jun 14, 2017
European search opinion
Search/Exam
Jun 14, 2017
European search report
Search/Exam
Jun 14, 2017
Information on Search Strategy
Search/Exam
Jun 7, 2017
(Electronic) Receipt
Search/Exam
Jun 7, 2017
Enquiry as to the processing of the file
Search/Exam
Jun 7, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 2, 2017
Search started
Search/Exam
Feb 27, 2017
Communication to designated inventor
Search/Exam
Feb 27, 2017
Communication to designated inventor
Search/Exam
Feb 27, 2017
Communication to designated inventor
Search/Exam
Jan 26, 2017
(Electronic) Receipt
Search/Exam
Jan 26, 2017
Designation of inventor
Search/Exam
Jan 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2017
Deficiency in designation of inventor
Search/Exam
Dec 5, 2016
Abstract
Search/Exam
Dec 5, 2016
Dec 5, 2016
Claims
Search/Exam
Dec 5, 2016
Description
Search/Exam
Dec 5, 2016
Drawings
Search/Exam
Dec 5, 2016
Request for grant of a European patent
Search/Exam