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Polyurethane Material, Process For Preparing Such Material And Protective Cover For Wind Turbine Blade - EP3218597

The patent EP3218597 was granted to Polytech on Mar 27, 2019. The application was originally filed on Nov 10, 2015 under application number EP15797456A. The patent is currently recorded with a legal status of "Revoked".

EP3218597

POLYTECH
Application Number
EP15797456A
Filing Date
Nov 10, 2015
Status
Revoked
Aug 22, 2024
Publication Date
Mar 27, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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CompanyOpposition DateRepresentativeOpposition Status

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LM WP PATENT HOLDING LM WIND POWERJan 2, 2020COPA COPENHAGEN PATENTSADMISSIBLE
SIEMENS GAMESA RENEWABLE ENERGYDec 20, 2019SGRE ASSOCIATIONWITHDRAWN

Patent Citations (32) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTES2333929
INTERNATIONAL-SEARCH-REPORTUS2012007270
INTERNATIONAL-SEARCH-REPORTUS2013045105
INTERNATIONAL-SEARCH-REPORTUS4202957
OPPOSITIONDK172126B
OPPOSITIONEP2551314
OPPOSITIONUS2004118978
OPPOSITIONUS2005169763
OPPOSITIONUS2010135817
OPPOSITIONUS2010266799
OPPOSITIONUS2011142678
OPPOSITIONUS2012007270
OPPOSITIONUS2012156049
OPPOSITIONUS2012163981
OPPOSITIONUS2013045105
OPPOSITIONUS2014186188
OPPOSITIONUS4202957
OPPOSITIONWO0206370
OPPOSITIONWO2004076852
OPPOSITIONWO2004092241
OPPOSITIONWO2008089163
OPPOSITIONWO2013012699
OPPOSITIONWO2013137964
OTHEREP2383305
OTHERES2333929
OTHERUS2012007270
OTHERUS2013045105
OTHERUS4202957
OTHERWO2007048141
OTHERWO2009023424
OTHERWO2013019524
OTHERWO2013172823

Non-Patent Literature (NPL) Citations (3) New

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

Citation PhaseReference Text
OPPOSITION- Anonymous, "3M Wind Blade Protection Coating W4600 Kit (10*250ML), Part B and Part A", 3M Safety Data sheet, (20120412), XP055661051
OPPOSITION- Jürgen Falbe; Et Al, "Polyurethane", RÖMPP-Chemie-Lexikon. Band 5, (19950000), vol. 5, page 3575, XP055345890
OPPOSITION- KEEGAN et al., "On erosion issues associated with the leading edge of wind turbine blades", J. Phys. D: Appl. Phys., (20130000), vol. 46, doi:10.1088/0022-3727/46/38/383001, page 383001, XP020250744

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Dossier Documents

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