Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5186717 | Dyeing compositions for keratin fibres, based on 3-nitro-ortho-phenylenediamines, and certain 3-nitro-ortho-phenylenediamines used therein | Alex Junino, Jean-Jacques Vandenboosche | 1993-02-16 |
| 5085666 | Nitroanilines and hair-dyeing compositions in which they are present | Alex Junino | 1992-02-04 |
| 5026401 | Dyeing compositions for kerating fibres based on nitroanilines and nitroanilines for use therein | Herve Borowiak | 1991-06-25 |
| 4985042 | New substituted metaaminophenols, a process for their preparation, hair-dyeing compositions containing them and a hair-dyeing process | Alex Junino | 1991-01-15 |
| 4973757 | Process for the preparation of nitroanilines | Alex Junino | 1990-11-27 |
| 4954131 | Substituted metaaminophenols, a process for their preparation, hair-dyeing compositions containing them and a hair-dyeing process | Alex Junino | 1990-09-04 |
| 4888025 | Compounds which can be used for hair dyeing, process for their preparation, dyeing compositions in which they are present and corresponding hair-dyeing process | Alain Genet | 1989-12-19 |
| 4886517 | Dyeing composition for human hair containing an azo dye | Alex Junino, Jean Cotteret | 1989-12-12 |
| 4863480 | Substituted metaaminophenols, a process for their preparation, hair dyeing compositions containing them and a hair-dyeing process | Alex Junino | 1989-09-05 |
| 4736067 | New dimethyl derivatives of 3-nitro-4-aminoaniline, process for their preparation and their use for dyeing keratinic fibers | Alain Genet, Jean Cotteret, Alex Junino | 1988-04-05 |
| 4702863 | Indoaniline and indophenol compounds, a process for their preparation, dyeing compositions containing them and a hair-dyeing process | Alex Junino | 1987-10-27 |
| 4675130 | Process for producing indoanilines and keratin fiber dye composition containing the same | Gregoire Kalopissis, Francoise Estradier | 1987-06-23 |
| 4601726 | Dye composition for the direct dyeing of keratinic fibres, containing at least one N-substituted cosolubilized 2-nitroparaphenylenediamine and corresponding processes for dyeing keratinic fibres | Jean F. Grollier, Jean Cotteret, Alain Genet | 1986-07-22 |
| 4563188 | Para-phenylenediamines which can be used in oxidative hair dyeing | Patrick Andrillon | 1986-01-07 |
| 4511360 | Dyeing compositions based on oxidation dyestuff precursors and on nitro benzene dyestuffs and their use for dyeing keratin fibres | Christian Monnais, Jean Cotteret | 1985-04-16 |
| 4494953 | 2,4-Dihydroxydiphenylamines and hair dyeing compositions and method | Francoise Estradier | 1985-01-22 |
| 4473374 | Nitrated coupler compounds useful in direct dyeing and simultaneous oxidation and direct dyeing of keratinic fibers | Ginette Jeanminet | 1984-09-25 |
| 4466806 | Dyeing compositions containing 3-amino-4-nitroanisole derivatives and their use in dyeing keratin fibres as well as certain new said derivatives | Patrick Andrillon | 1984-08-21 |
| 4432769 | Nitro dyestuffs, a process for their preparation, and use of these dyestuffs in dyeing keratin fibres | Patrick Andrillon | 1984-02-21 |
| 4420637 | Meta-phenylenediamines | Jean J. Vandenbossche | 1983-12-13 |
| 4419101 | Chlorine-substituted nitro-para-phenylenediamines, a process for their preparation and their use in dyeing keratin fibres | Jean Cotteret | 1983-12-06 |
| 4417896 | Hair dye compositions and new compounds useful therein | Patrick Andrillon | 1983-11-29 |
| 4370142 | Hair-dyeing compositions based on para-phenylenediamine and ortho-aminophenol | Philippe Thouvenin, Jean Cotteret | 1983-01-25 |
| 4361421 | Hair-dyeing compositions based on para-phenylenediamines | Ginette Jeanminet | 1982-11-30 |
| 4361516 | N-Monosubstituted indoanilines | Gregoire Kalopissis, Francoise Estradier | 1982-11-30 |