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Hair Colouring Composition - EP2658509

The patent EP2658509 was granted to KAO Germany on May 16, 2018. The application was originally filed on Dec 23, 2011 under application number EP11805862A. The patent is currently recorded with a legal status of "Revoked".

EP2658509

KAO GERMANY
Application Number
EP11805862A
Filing Date
Dec 23, 2011
Status
Revoked
Jun 11, 2021
Grant Date
May 16, 2018
External Links
Slate, Register, Google Patents

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HENKELFeb 15, 2019-ADMISSIBLE

Patent Citations (14) New

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

Citation PhasePublication NumberPublication Link
EXAMINATIONUS2004221401
INTERNATIONAL-SEARCH-REPORTEP1462092
INTERNATIONAL-SEARCH-REPORTUS2004253283
INTERNATIONAL-SEARCH-REPORTUS2005011017
INTERNATIONAL-SEARCH-REPORTUS2005129644
INTERNATIONAL-SEARCH-REPORTUS5961667
INTERNATIONAL-SEARCH-REPORTWO03053386
OPPOSITIONEP0107159
OPPOSITIONEP2196183
OPPOSITIONFR2852828
OPPOSITIONFR2852834
OPPOSITIONUS2004221401
OPPOSITIONWO0147486
OPPOSITIONWO02089754

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
EXAMINATION- Anonymous, "Color difference - Wikipedia", (20170531), URL: https://en.wikipedia.org/wiki/Color_difference, (20170626), XP055385217-
EXAMINATION- Hidekazu Yasunaga ET AL, "Function of Surfactants in Hair Dyeing by Oxidation Dyes 1. Effect on Colour of Hair Dyed by p-Aminophenol and 5-Amino-o-cresol", Sen'i Gakkaishi, (20080101), pages 145 - 150, URL: https://www.jstage.jst.go.jp/article/fiber/64/6/64_6_145/_pdf, (20170627), XP055385519-
EXAMINATION- H. YASUNAGA ET AL, "Function of surfactants in hair dyeing by oxidation dyes 2. Effect on formation of oxidation dyes by p-aminophenol and 5-amino-o-cresol in dye bath", INTERNATIONAL JOURNAL OF COSMETIC SCIENCE., NL, (20070801), vol. 29, no. 4, doi:10.1111/j.1467-2494.2007.00384.x, ISSN 0142-5463, pages 301 - 309, XP055385577
OPPOSITION- COGNIS, "Datenblatt Lamesoft PO 65", Carechemicals, (20070800), XP055568287-
OPPOSITION- "Datenblatt zu Latekoll D", BASF, (19840200), XP055568316-
OPPOSITION- "Gluconic Acid", Wikipedia, (20190213), XP055568308-
OPPOSITION- ROHM et al., "Datenblatt zu Aculyn/Acudyne Personal Care Polymers", (19950000), XP055568314-

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Dossier Documents

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