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Winglet For A Wind Turbine Rotor Blade - EP2828521

The patent EP2828521 was granted to General Electric on Feb 27, 2019. The application was originally filed on Mar 18, 2013 under application number EP13716530A. The patent is currently recorded with a legal status of "Revoked".

EP2828521

GENERAL ELECTRIC
Application Number
EP13716530A
Filing Date
Mar 18, 2013
Status
Revoked
Nov 17, 2023
Grant Date
Feb 27, 2019
External Links
Slate, Register, Google Patents

Patent Summary

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VESTAS WIND SYSTEMSNov 26, 2019BEETZADMISSIBLE

Patent Citations (11) New

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

Citation PhasePublication NumberPublication Link
INTERNATIONAL-SEARCH-REPORTEP2378115
INTERNATIONAL-SEARCH-REPORTUS2009257885
INTERNATIONAL-SEARCH-REPORTUS2011142677
INTERNATIONAL-SEARCH-REPORTUS2011150664
OPPOSITIONEP1500814
OPPOSITIONEP2378115
OPPOSITIONUS2009068019
OPPOSITIONUS2009074583
OPPOSITIONUS2009257885
OPPOSITIONUS2011142677
OPPOSITIONUS2011150664

Non-Patent Literature (NPL) Citations (4) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- G.W. GYATT et al., "Development and Testing of Tip Devices for Horizontal Axis Wind Turbines", Aerovironment Inc, (19850500), pages 1 - 85, XP003027666-
OPPOSITION- J. JOHANSEN et al., "Aerodynamic investigation of winglets on wind turbine blades using CFD", Riso, (20060200), pages 1 - 17, XP007922184-
OPPOSITION- J. Johansen, ET AL., "Numerical analysis of winglets on wind turbine blades using CFD", Proceedings of the European Wind Energy Conference and Exhibition, Milan, Italy, (20070507), pages 1184 - 1189, XP055660237-
OPPOSITION- MARK D. MAUGHMER, "The design of winglets for high-performance sailplanes", Researchgate, (20010000), pages 1 - 13, XP0001185534-

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Dossier Documents

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