IP Verse

Wind Turbine Rotor Bulkhead - EP1925818

The patent EP1925818 was granted to Repower Systems on Jan 9, 2019. The application was originally filed on Nov 14, 2007 under application number EP07022094A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP1925818

REPOWER SYSTEMS
Application Number
EP07022094A
Filing Date
Nov 14, 2007
Status
Opposition Rejected
Nov 10, 2023
Grant Date
Jan 9, 2019
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 WP PATENT HOLDING LM WIND POWEROct 9, 2019COPA COPENHAGEN PATENTSADMISSIBLE
NORDEX ENERGYOct 9, 2019HAUCKADMISSIBLE
NORDEX ENERGYOct 9, 2019HAUCK PATENTANWALTSPARTNERSCHAFT MBBADMISSIBLE
VESTAS WIND SYSTEMSOct 8, 2019KENTADMISSIBLE

Patent Citations (20) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONDE202004003521U
DESCRIPTIONWO2004090326
EXAMINATIONDE102004057979
EXAMINATIONWO2006069575
OPPOSITIONDE102004057979
OPPOSITIONDE10337534
OPPOSITIONDE202004003521U
OPPOSITIONDE29817382U
OPPOSITIONEP1596064
OPPOSITIONWO0060719
OPPOSITIONWO03060319
OPPOSITIONWO2004090326
OPPOSITIONWO2006069575
OPPOSITIONWO9943955
SEARCHDE10337534
SEARCHDE202004003521U
SEARCHDE29817382U
SEARCHEP1596064
SEARCHWO0060719
SEARCHWO2004090326

Non-Patent Literature (NPL) Citations (13) 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- "5M", Repower Systems AG, pages 1 - 58, URL: https://www.ceoe.udel.edu/File%20Library/Research/Wind%20Power/5m_uk.pdf, (20041000), XP055651626-
OPPOSITION- Anonymous, "LM 40.1 P L-Damper", Technical blade manual, (20080000), pages 1 - 62, XP055651611-
OPPOSITION- Anonymous, "LM Glasfiber Signs Blades Contract with GE Energy in Canada", Netcomposites, (20050311), pages 1 - 6, URL: https://netcomposites.com/news/2005/july/29/lm-glasfiber-signs-blades-contract-with-ge-energy-in-canada, XP055520180-
OPPOSITION- Anonymous, "Wind turbines - protective measures requirements for design, operation and maintenance; German version EN 50308:2004", DIN EN 50308, (20050300), pages 1 - 32, XP055651444-
OPPOSITION- LM GLASFIBER et al., Reliability of large rotor blades, (20040728), XP055663990-
OPPOSITION- "Nordex N60", URL: https://en.wind-turbine- models.com/turbines/77-nordex-n60-
OPPOSITION- Platform Alumnium [sic] for LM 26.0, LM 26.1 and LM 29.1, URL: https://www.sparesinmotion.com/wind-turbine-parts/blade-parts/platform-alumnium-for-lm- 260-lm-261-and-lm-291-
OPPOSITION- "Safety of machinery - Human body measurements - Part 1: Principles for determining the dimensions required for openings for whole body access into machinery", Dansk standard DS/EN 547-1_A1-
OPPOSITION- Set Blades LM 26.1 (Pitch, URL: https://www.sparesinmotion.com/wind-turbine- parts/wind-turbine-blades/set-blades-lm-261-pitch-
OPPOSITION- "Technical Description of the NTK1500/60-60", Nordtank Energy Group, (19970722), XP055664793-
OPPOSITION- "The Work at Height Regulations 2005", Statutory Instrument 2005 No. 735, Health and Safety, © Crown copyright 2005-
OPPOSITION- Wayback Machine capture of Presentations and Articles' on LM Glasfiber website, (20060317), URL: https://web. archive. org/web/2006031 7060545/http:llwww. lmglasfiber. com/Download/Presen tations.aspx-
OPPOSITION- Wayback Machine capture of 'Reliability of large rotor blades, (20060317), URL: https://web.archive.org/web/20060317072420/ http://www.lmglasfiber.com/upload/reliability_ of_large_rotor_blades.pdf-

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Dossier Documents

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