Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Two-stage process for dyeing keratin fibres and composition for use therein

Two-stage process for dyeing keratin fibres and composition for use therein

US Patent 4566875 · Granted Jan 28, 1986

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Device for dispensing a preparation, with automatic or semi-automatic adjustment2014
Process for the preparation of a dyeing composition for the dyeing of keratinous2006
Process for preserving the dyeing capacity of 5, 6-dihydroxyindole and of its an2001
Cosmetic or pharmaceutical composition for the treatment of the hair and scalp2001
Dermatological/pharmaceutical compositions comprising volatile oils/phenylated s2000
Composition for the treatment of keratin fibers, based on amphoteric polymers an1999
Composition for the treatment of keratin fibers, based on amphoteric polymers an1999
Cosmetic composition comprising a dispersion of lipid vesicles as well as melani1999
Composition for protecting and/or combating blemishes on and/or ageing of the sk1997
Combination of derivatives of pyrimidine and of hydrocortisone for inducing and 1997
Cosmetic or pharmaceutical composition for the treatment of hair and of the scal1997
Photostable cosmetic composition containing a UV-A screen and a UV-B screen and 1997