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The patent EP2530303 was granted to Nordex Energy on Aug 26, 2020. The application was filed on Mar 27, 2012 under application number EP12002187A. 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 | Apr 25, 2018 | MAIKOWSKI & NINNEMANN PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102008010543 |
| DESCRIPTION | US6921985 |
| DESCRIPTION | WO2005015012 |
| DESCRIPTION | WO2008031434 |
| DESCRIPTION | WO2009083447 |
| EXAMINATION | DE102007060958 |
| OPPOSITION | DE102005029000 |
| OPPOSITION | DE102007060958 |
| OPPOSITION | DE102008010543 |
| OPPOSITION | DE19756777 |
| OPPOSITION | EP1863162 |
| OPPOSITION | EP2119910 |
| OPPOSITION | US2004264082 |
| OPPOSITION | US2008277938 |
| OPPOSITION | US2009206606 |
| OPPOSITION | US2010060000 |
| OPPOSITION | US4695736 |
| OPPOSITION | US6921985 |
| OPPOSITION | WO2005015012 |
| OPPOSITION | WO2007054729 |
| OPPOSITION | WO2008031434 |
| OPPOSITION | WO2009076968 |
| OPPOSITION | WO2009083447 |
| OPPOSITION | WO2011009958 |
| SEARCH | DE102008010543 |
| SEARCH | US2008277938 |
| SEARCH | US2009206606 |
| SEARCH | WO2008031434 |
| SEARCH | WO2009083447 |
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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OPPO
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Jul 26, 2017
Jun 29, 2017
Decision to grant a European patent
Search/Exam
Jun 14, 2017
(Electronic) Receipt
Search/Exam
Jun 14, 2017
English translation of the claims
Search/Exam
Jun 14, 2017
Filing of the translations of the claims
Search/Exam
Jun 14, 2017
French translation of claims
Search/Exam
Mar 14, 2017
Payment of fees and costs
Search/Exam
Feb 16, 2017
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Intention to grant (signatures)
Search/Exam
Feb 16, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 16, 2017
Jan 27, 2017
Dec 9, 2016
(Electronic) Receipt
Search/Exam
Dec 9, 2016
Amended claims with annotations
Search/Exam
Dec 9, 2016
Amended description with annotations
Search/Exam
Dec 9, 2016
Claims
Search/Exam
Dec 9, 2016
Description
Search/Exam
Dec 9, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2016
Oct 10, 2016
Annex to the communication
Search/Exam
Oct 10, 2016
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Jul 29, 2016
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Payment of fees and costs
Search/Exam
Mar 18, 2015
Payment of fees and costs
Search/Exam
Jan 22, 2015
(Electronic) Receipt
Search/Exam
Jan 22, 2015
Amended claims with annotations
Search/Exam
Jan 22, 2015
Amended description with annotations
Search/Exam
Jan 22, 2015
Claims
Search/Exam
Jan 22, 2015
Description
Search/Exam
Jan 22, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2015
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Submission concerning representation
Search/Exam
Jan 5, 2015
Dec 19, 2014
Aug 27, 2014
Annex to the communication
Search/Exam
Aug 27, 2014
Communication from the Examining Division
Search/Exam
Mar 19, 2014
Payment of fees and costs
Search/Exam
Mar 11, 2014
Examination started
Search/Exam
Jan 9, 2014
(Electronic) Receipt
Search/Exam
Jan 9, 2014
Jan 9, 2014
Amended claims with annotations
Search/Exam
Jan 9, 2014
Jan 9, 2014
Amended description with annotations
Search/Exam
Jan 9, 2014
Amendments received before examination
Search/Exam
Jan 9, 2014
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2013
Jun 10, 2013
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European search opinion
Search/Exam
Jun 10, 2013
European search report
Search/Exam
Nov 7, 2012
Notification of forthcoming publication
Search/Exam
Aug 4, 2012
Matter concerning the application
Search/Exam
Aug 4, 2012
Priority search results
Search/Exam
Jun 26, 2012
Letter concerning the inventor
Search/Exam
Jun 19, 2012
Jun 14, 2012
Jun 4, 2012
Letter which had not been notified
Search/Exam
Apr 27, 2012
Mar 29, 2012
Abstract
Search/Exam
Mar 29, 2012
Claims
Search/Exam
Mar 29, 2012
Description
Search/Exam
Mar 29, 2012
Designation of inventor
Search/Exam
Mar 29, 2012
Drawings
Search/Exam
Mar 29, 2012
Priority document
Search/Exam
Mar 29, 2012
Request for grant of a European patent
Search/Exam
Mar 27, 2012
Annex
Search/Exam
Mar 27, 2012
Designation of inventor
Search/Exam
Mar 27, 2012
Request for grant of a European patent
Search/Exam