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The patent EP2550451 was granted to Moog Unna on May 10, 2017. The application was filed on Mar 23, 2011 under application number EP11710761A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| NORDEX ENERGY | Feb 8, 2018 | HAUCK | WITHDRAWN |
| NORDEX ENERGY | Feb 8, 2018 | HAUCK PATENTANWALTSPARTNERSCHAFT MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10335575 |
| DESCRIPTION | US2009155075 |
| INTERNATIONAL-SEARCH-REPORT | DE10335575 |
| INTERNATIONAL-SEARCH-REPORT | EP1128064 |
| INTERNATIONAL-SEARCH-REPORT | US2009155075 |
| OPPOSITION | EP1739807 |
| OPPOSITION | WO2009049934 |
| OPPOSITION | WO2011061233 |
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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Mar 27, 2020
Mar 27, 2020
Mar 24, 2020
Dec 11, 2019
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Mar 7, 2019
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Feb 27, 2019
Feb 27, 2019
Feb 27, 2019
Feb 27, 2019
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Feb 27, 2019
Jan 24, 2019
Jan 16, 2019
Jan 16, 2019
Jan 16, 2019
Claims
OPPO
Jan 16, 2019
Jan 16, 2019
Oct 16, 2018
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
Jul 13, 2018
Jul 3, 2018
Jul 3, 2018
Jul 3, 2018
Claims
OPPO
Jul 3, 2018
Jul 3, 2018
Feb 23, 2018
Feb 23, 2018
Feb 16, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
Feb 8, 2018
May 10, 2017
Apr 13, 2017
Decision to grant a European patent
Search/Exam
Apr 7, 2017
Apr 7, 2017
Mar 29, 2017
(Electronic) Receipt
Search/Exam
Mar 29, 2017
English translation of the claims
Search/Exam
Mar 29, 2017
Filing of the translations of the claims
Search/Exam
Mar 29, 2017
French translation of claims
Search/Exam
Mar 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2017
Letter concerning the inventor
Search/Exam
Nov 29, 2016
Nov 29, 2016
Nov 29, 2016
Intention to grant (signatures)
Search/Exam
Nov 29, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 29, 2016
May 13, 2016
May 5, 2016
(Electronic) Receipt
Search/Exam
May 5, 2016
May 5, 2016
Letter accompanying subsequently filed items
Search/Exam
May 13, 2015
May 13, 2015
Apr 29, 2015
(Electronic) Receipt
Search/Exam
Apr 29, 2015
Apr 29, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2015
Apr 23, 2015
Apr 23, 2015
Jan 17, 2014
Amended claims with annotations
Search/Exam
Jan 17, 2014
Amended description with annotations
Search/Exam
Jan 17, 2014
Claims
Search/Exam
Jan 17, 2014
Description
Search/Exam
Jan 17, 2014
Oct 31, 2013
Oct 15, 2013
Oct 8, 2013
Annex to the communication
Search/Exam
Oct 8, 2013
Communication from the Examining Division
Search/Exam
Sep 23, 2013
Examination started
Search/Exam
Jan 4, 2013
Dec 14, 2012
Oct 31, 2012
Communication to designated inventor
Search/Exam
Oct 31, 2012
Communication to designated inventor
Search/Exam
Oct 16, 2012
Oct 2, 2012
Oct 2, 2012
Oct 2, 2012
Reply to Written Opinion prepared by the EPO
Search/Exam
Aug 28, 2012
(Electronic) Receipt
Search/Exam
Aug 28, 2012
Aug 28, 2012
Amended claims with annotations
Search/Exam
Aug 28, 2012
Aug 28, 2012
Amendments received before examination
Search/Exam
Aug 28, 2012
Priority search results
Search/Exam
Aug 28, 2012
Request for entry into the European phase
Search/Exam
Aug 3, 2012
Information on entry into European phase
Search/Exam
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Apr 23, 2012
Mar 26, 2012
Notification of election of EPO
Search/Exam
Feb 15, 2012
Feb 15, 2012
Feb 2, 2012
Copy of the international search report
Search/Exam
Feb 2, 2012
Copy of the international search report
Search/Exam
Feb 2, 2012
Jan 31, 2012
Jan 31, 2012
PCT demand form
PCT2
Jan 31, 2012
Jan 31, 2012
Jan 31, 2012
Jan 31, 2012
Nov 24, 2011
Nov 24, 2011
Nov 24, 2011
Oct 17, 2011
Sep 29, 2011
Published international application - A2
Search/Exam
May 25, 2011
May 25, 2011
Mar 23, 2011
(Electronic) Receipt
PCTRO
Mar 23, 2011
Abstract
PCTRO
Mar 23, 2011
Claims
PCTRO
Mar 23, 2011
Description
PCTRO
Mar 23, 2011
Drawings
PCTRO