Inventor · Darmstadt, DE

Dominic Pratt

25Patents
6h-index
24Co-inventors
65Inventor score

Filing activity: Jun 23, 1999 → Apr 14, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6309426A Hair coloring compositions Human Necessities 32 Expired
US6398821B1 Hair coloring compositions Human Necessities 26 Expired
US6432147B1 Hair coloring compositions Human Necessities 15 Expired
US7083655B2 Hair dye composition Human Necessities 10 Expired
US7056355B2 Hair dye composition and dyeing method Human Necessities 8 Expired
US7198651B2 Method of effecting a reversible color change of dyed hair Human Necessities 6 Expired
US7662193B2 Hair dye composition Human Necessities 5 Expired
US9144534B2 Aqueous oxidizing composition Human Necessities 4 Active
US8845756B2 Oxidizing composition for hair Human Necessities 3 Active
US6733541B2 Composition for the dyeing of human hair Human Necessities 3 Expired
US7476261B2 Hair dye composition Human Necessities 2 Expired
US7651538B2 Hair dye composition Human Necessities 2 Expired
US8883127B2 Bleaching/highlighting composition containing calcium salts Human Necessities 2 Active
US8523956B2 Colouring composition for keratin fibres Human Necessities 2 Active
US6783558B2 Hair coloring method and composition Human Necessities 1 Expired
US9498417B2 Bleaching and colouring composition for hair Human Necessities 1 Active
US8840682B2 Oxidizing composition for hair Human Necessities 1 Active
US10196520B2 Direct dyes and composition comprising the dyes Chemistry; Metallurgy 0 Active
US10813869B2 Aqueous oxidizing composition Human Necessities 0 Active
US8579993B2 Use of dyestuffs for dyeing keratin fibers and compositions comprising the dyestuffs Human Necessities 0 Active
US6962610B2 Hair dye composition Human Necessities 0 Expired
US7776106B2 Dyestuffs and hair dye compositions Chemistry; Metallurgy 0 Active
US10478643B2 Hair dyeing composition Human Necessities 0 Active
US7029501B2 Hair dye composition Human Necessities 0 Expired
US9278057B2 Bleaching/highlighting composition containing calcium salts Human Necessities 0 Active

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