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A Rotor For A Wind Turbine With A Pitch Bearing Unit - EP3788256

The patent EP3788256 was granted to Vestas Wind Systems on Dec 7, 2022. The application was originally filed on Apr 26, 2019 under application number EP19721983A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3788256

VESTAS WIND SYSTEMS
Application Number
EP19721983A
Filing Date
Apr 26, 2019
Status
Granted And Under Opposition
Nov 4, 2022
Publication Date
Dec 7, 2022
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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GE WIND ENERGYSep 7, 2023DE ROOIJADMISSIBLE
LIEBHERR COMPONENTS BIBERACHSep 7, 2023THOMAADMISSIBLE
THYSSENKRUPP ROTHE ERDE GERMANYSep 5, 2023THYSSENKRUPPADMISSIBLE
SUZLON ENERGY GERMAN BRANCHAug 31, 2023-ADMISSIBLE

Patent Citations (25) New

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

Citation PhasePublication Number
DESCRIPTIONUS8282353
EXAMINATIONEP2094981
INTERNATIONAL-SEARCH-REPORTEP2094981
INTERNATIONAL-SEARCH-REPORTUS2008213095
INTERNATIONAL-SEARCH-REPORTUS2010084079
INTERNATIONAL-SEARCH-REPORTUS2012243819
INTERNATIONAL-SEARCH-REPORTUS2012263598
OPPOSITIONDE102005026141
OPPOSITIONDE102015112056
OPPOSITIONDE1575433
OPPOSITIONDE2647588
OPPOSITIONDE3034008
OPPOSITIONEP2094981
OPPOSITIONUS10125812
OPPOSITIONUS2008213095
OPPOSITIONUS2010084079
OPPOSITIONUS2012243819
OPPOSITIONUS2012263598
OPPOSITIONUS4989999
OPPOSITIONUS8282353
OPPOSITIONUS9422976
OPPOSITIONWO03082551
OPPOSITIONWO2007082532
OPPOSITIONWO2008074322
OPPOSITIONWO2009103473

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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