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IP Verse

Wind Turbine With Slender Blade - EP2007981

The patent EP2007981 was granted to Corten on Jan 20, 2021. The application was originally filed on Apr 2, 2007 under application number EP07747361A. The patent is currently recorded with a legal status of "Revoked".

EP2007981

CORTEN
Application Number
EP07747361A
Filing Date
Apr 2, 2007
Status
Revoked
Jun 27, 2025
Publication Date
Jan 20, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (4)

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.

CompanyOpposition DateRepresentativeOpposition Status

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LM WIND POWEROct 20, 2021ZIMMERMANN & PARTNER PATENTANWALTE MBBADMISSIBLE
NORDEX ENERGYOct 20, 2021HAUCKADMISSIBLE
NORDEX ENERGYOct 20, 2021HAUCK PATENTANWALTSPARTNERSCHAFT MBBADMISSIBLE
SIEMENS GAMESA RENEWABLE ENERGYOct 15, 2021SGRE ASSOCIATIONADMISSIBLE

Patent Citations (15) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS3578264
INTERNATIONAL-SEARCH-REPORTWO0015961
INTERNATIONAL-SEARCH-REPORTWO2005035978
INTERNATIONAL-SEARCH-REPORTWO9011929
OPPOSITIONEP0663527
OPPOSITIONEP0675285
OPPOSITIONEP1152148
OPPOSITIONEP1314885
OPPOSITIONUS5417548
OPPOSITIONUS6068446
OPPOSITIONWO0015961
OPPOSITIONWO0116482
OPPOSITIONWO2006090215
OPPOSITIONWO2007114698
OPPOSITIONWO9201865

Dossier Documents

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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