Inventor · Boulogne-sur-Mer, FR

Andree Bugaut

93Patents
15h-index
29Co-inventors
84Inventor score

Filing activity: Sep 2, 1970 → Sep 25, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US3985499A Diazamerocyanines for dyeing keratinous fibers Emerging Cross-Sectional Technologies 58 Expired
US4886517A Dyeing composition for human hair containing an azo dye Chemistry; Metallurgy 51 Expired
US4151162A Diazomerocyanines and mesomeric forms thereof Human Necessities 49 Expired
US4226784A 2- and 5-Aminoalkylamino anthraquinone dyes useful as basic dyes in coloring hair Emerging Cross-Sectional Technologies 33 Expired
US4125367A Metaphenylenediamines and dyeing compositions containing the same Human Necessities 32 Expired
US4065255A 2-Methyl-5-N-hydroxyalkylaminophenol in an oxidation dye composition and method of using the same Chemistry; Metallurgy 27 Expired
US4277244A Dye compositions for keratinic fibers containing paraphenylenediamines Human Necessities 23 Expired
US4888025A Compounds which can be used for hair dyeing, process for their preparation, dyeing compositions in which they are present and corresponding hair-dyeing process Chemistry; Metallurgy 23 Expired
US4268264A Composition for hair dyeing which contains a para base and an ortho base Human Necessities 22 Expired
US4228259A Water-soluble cationic polymer dye compounds and process for producing the same Emerging Cross-Sectional Technologies 20 Expired
US4289495A Oxidative dye compositions containing a 2,5-dihydroxyphenylalkanoic acid or salts thereof as antioxidant Chemistry; Metallurgy 19 Expired
US4330291A Nitrated coupler compounds useful in direct dyeing and simultaneous oxidation and direct dyeing of keratinic fibers Chemistry; Metallurgy 18 Expired
US4323360A Dyeing compositions for hair which contain 2,4-diamino-butoxybenzene and/or a salt thereof as the coupling agent Human Necessities 17 Expired
US4010200A N,N-diaryl alkylenediamine oxidation dye compounds Human Necessities 16 Expired
US4420637A Meta-phenylenediamines Human Necessities 16 Expired
US4152112A Dyeing composition for keratinic fibers containing paraphenylenediamines Chemistry; Metallurgy 15 Expired
US4324553A Hair dyeing compositions containing at least one 2,4-diamino-alkylbenzene as coupler Human Necessities 15 Expired
US4333730A Meta-phenylenediamines, dyeing compositions in which they are present and the corresponding dyeing process Human Necessities 14 Expired
US4008999A N,N-dialkylamino diphenylamines for dyeing keratinic fibers Chemistry; Metallurgy 14 Expired
US4259261A Metaphenylenediamines Human Necessities 14 Expired
US4295848A Composition for hair dyeing which contains a para base and an ortho base Human Necessities 14 Expired
US4054147A 4,4-Disubstituted diphenylamines in dye compositions for keratinic fibers Emerging Cross-Sectional Technologies 13 Expired
US4370142A Hair-dyeing compositions based on para-phenylenediamine and ortho-aminophenol Human Necessities 12 Expired
US4330292A Dyeing compositions for keratin fibres containing meta-phenylenediamines Textiles; Paper 12 Expired
US4311478A Paraphenylenediamines substituted at position 2 of the benzene ring Chemistry; Metallurgy 12 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.