Inventor · disambiguated record
Gisela Umbricht
Also filed as: UMBRICHT GISELA
10 granted patents·1 pending application·9 citations·filing 1997–2006
81Inventor score
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11 records- 0164US6908492B27-nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole derivatives, as well dyeing agents for keratin fibers containing these compoundsWELLA AG·Filed 2004·Granted Jun 21, 2005·2 cites·10 claims
- 0263US7070625B2Agent and method for coloring keratin fibers containing 2-benzothiazolinone-hydrazone and quinone derivativesWELLA AG·Filed 2002·Granted Jul 4, 2006·3 cites·10 claims
- 0360US6869454B27-Nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole derivatives, as well dyeing agents for keratin fibers containing these compoundsWELLA AG·Filed 2003·Granted Mar 22, 2005·2 cites·9 claims
- 0451US7083656B27-nitro-2,1,3-benzoxadiazole and 7-nitro-2,1,3-benzthiadiazole derivatives, as well dyeing agents for keratin fibers containing these compoundsWELLA AG·Filed 2004·Granted Aug 1, 2006·0 cites·9 claims
- 0547US6726730B27-Nitro-2,1,3-benzoxadiazole derivatives and 7-nitro,2,1,3-benzthiadiazole derivatives and dyes, which contain these compounds and which are used for dying keratin fibersWELLA AG·Filed 2001·Granted Apr 27, 2004·0 cites·9 claims
- 0644US2007022546A13-Amino-2-aminomethylphenol derivatives and colorants comprising these compoundsUMBRICHT GISELA·Filed 2006·Application pending·0 cites
- 0743US7455698B2Cationic dyes and dyestuff for keratin fibres containing said compoundsWELLA AG·Filed 2005·Granted Nov 25, 2008·0 cites·15 claims
- 0836US7132001B23-aminophenol derivatives and dyes that contain these compounds while serving to dye keratin fibersWELLA AG·Filed 2003·Granted Nov 7, 2006·0 cites·13 claims
- 0932US7033401B23-Aminophenol derivatives substituted in the 2-position, and dyes containing these compoundsWELLA AG·Filed 2003·Granted Apr 25, 2006·0 cites·14 claims
- 1031US5879411AComposition and method for dyeing keratin fibers with o-benzoquinones and amino- or hydroxy-containing compoundsWELLA AG·Filed 1997·Granted Mar 9, 1999·2 cites·11 claims
- 1128US7214248B1Multi-component kit and method for temporarily dyeing and later decolorizing hairWELLA AG·Filed 1999·Granted May 8, 2007·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →