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Polymer Polyols Having Improved Quality - EP2890726

The patent EP2890726 was granted to Bayer Materialscience on Mar 24, 2021. The application was originally filed on Aug 22, 2013 under application number EP13832458A. The patent is currently recorded with a legal status of "Revoked".

EP2890726

BAYER MATERIALSCIENCE
Application Number
EP13832458A
Filing Date
Aug 22, 2013
Status
Revoked
Jan 26, 2024
Grant Date
Mar 24, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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ARKEMA FRANCEJan 3, 2022BANDPAY & GREUTERADMISSIBLE
REPSOLDec 23, 2021ZBM PATENTS ZEAADMISSIBLE

Patent Citations (21) New

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

Citation PhasePublication NumberPublication Link
INTERNATIONAL-SEARCH-REPORTUS2006025491
INTERNATIONAL-SEARCH-REPORTUS2007060690
INTERNATIONAL-SEARCH-REPORTUS2008097025
INTERNATIONAL-SEARCH-REPORTUS2009163613
INTERNATIONAL-SEARCH-REPORTUS4111865
OPPOSITIONEP0410361
OPPOSITIONJPH06172463
OPPOSITIONUS2006025491
OPPOSITIONUS2006025492
OPPOSITIONUS2009163613
OPPOSITIONUS2011306728
OPPOSITIONUS2370346
OPPOSITIONUS4242249
OPPOSITIONUS5196476
OPPOSITIONUS5268418
OPPOSITIONUS7179882
OPPOSITIONUS7759423
OPPOSITIONWO0000531
OPPOSITIONWO9715605
SEARCHEP0410361
SEARCHUS2006025491

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- Anonymous, "Safe Handling and Storage of Styrene Monomer", Chevron Philips, (20090928), pages 1 - 45, XP055880013-
OPPOSITION- "Styrene/Ethylbenzene PERP 03/04-8", Perp report, (20041100), pages 1 - 115-
OPPOSITION- "Styrene", IARC monograph on the evaluation of carcinogenic risks to humans: Styrene, (20020000), vol. 82, pages 437 - 550-
OPPOSITION- World Health Organisation, "IARC Monographs on the Evaluation of Carcinogenic Risks to Humans. Vol. 82, Some Traditional Herbal Medicines, Some Mycotoxins, Naphthalene and Styrene. Excerpt", IARC Press, (20020101), pages 1 - 40, XP055879346-

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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.

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