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Segmented Rotor Blade Having Maximized Overall Pre-Bend Via An Increased Pre-Bend In A Blade Tip Segment Thereof - EP3894689

The patent EP3894689 was granted to General Electric on Jan 24, 2024. The application was originally filed on Dec 11, 2018 under application number EP18829669A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3894689

GENERAL ELECTRIC
Application Number
EP18829669A
Filing Date
Dec 11, 2018
Status
Granted And Under Opposition
Dec 22, 2023
Grant Date
Jan 24, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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CompanyOpposition DateRepresentativeOpposition Status

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VESTAS WIND SYSTEMSOct 22, 2024INSPICOS PSADMISSIBLE
NORDEX ENERGYOct 18, 2024HAUCKADMISSIBLE
NORDEX ENERGYOct 18, 2024HAUCK PATENTANWALTSPARTNERSCHAFT MBBADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication NumberPublication Link
INTERNATIONAL-SEARCH-REPORTEP1953383
INTERNATIONAL-SEARCH-REPORTJP2017040250
INTERNATIONAL-SEARCH-REPORTUS2018274521
INTERNATIONAL-SEARCH-REPORTWO2013092871
INTERNATIONAL-SEARCH-REPORTWO2018215457
OPPOSITIONDE102011056353
OPPOSITIONEP1953383
OPPOSITIONEP2990643
OPPOSITIONEP3894689
OPPOSITIONUS2010260611
OPPOSITIONUS2011142675
OPPOSITIONUS2015369211
OPPOSITIONUS2018274521
OPPOSITIONWO2011134810
OPPOSITIONWO2012007058
OPPOSITIONWO2015189338
OPPOSITIONWO2018215457
OPPOSITIONWO2020122869

Non-Patent Literature (NPL) Citations (7) 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- D3 - Merkmalsgliederung-
OPPOSITION- D6 - Fig. 4 aus D5 mit Anmerkungen-
OPPOSITION- H J T Kooijman, C. Lindenburg D. Winkelaar E.L. Van Der Hooft, "DOWEC 6 MW PRE-DESIGN Aero-elastic modelling of the DOWEC 6 MW pre-design in PHATAS DOWEC-F 1W2-HJK-O1-046/9 public version", (20030901), pages 1 - 46, (20190509), XP055587114-
OPPOSITION- Mcwilliam Michael, Barlas Thanasis, Madsen Helge, Zahle Frederik, "Optimal wind turbine aeroelastic rotor design with active flaps", Danish Technical University, DTU Wind Energy, Department of Wind Energy, (20170626), Danish Technical University, DTU Wind Energy, Department of Wind Energy, URL: https://backend.orbit.dtu.dk/ws/portalfiles/portal/141973216/ WESC_2017_Flap_CoDesign_Smart_Blade.pdf, XP093232736-
OPPOSITION- Zahle Frederik, Verelst David, Pirrung Geoerg, Meseguer Urban Albert, Mcwilliam Michael K, Skrzypinski Witold Robert, Skovby Casper, "Stretching Wind Turbine Blades using Optimization / Forlaengelse af vindmøllerotorer ved brug af optimering", Final Report, EUDP journal nr. 64015- 0067, Department of Wind Energy, Technical University of Denmark, LM Wind Power, (20180713), Final Report, EUDP journal nr. 64015- 0067, Department of Wind Energy, Technical University of Denmark, LM Wind Power, URL: https://energiforskning.dk/files/slutrapporter/eudp_stretchedr otor_finalreportjul2018.pdf, XP093232738-
OPPOSITION- Sartori L, Bortolotti P, Croce A, Bottasso C L, "Integration of prebend optimization in a holistic wind turbine design tool", Journal of Physics: Conference Series, IOP Publishing, Bristol, GB, Bristol, GB, (20160901), vol. 753, doi:10.1088/1742-6596/753/6/062006, ISSN 1742-6588, page 062006, XP093232734
OPPOSITION- Peeters Mathijs, Santo Gilberto, Degroote Joris, Paepegem Wim, "The Concept of Segmented Wind Turbine Blades: A Review", Energies, M D P I AG, CH, CH , vol. 10, no. 8, doi:10.3390/en10081112, ISSN 1996-1073, page 1112, XP093151109

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