Issued Patents 1989
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889865 | 10-aryl-1,8-dihydroxy-9- anthrones and their esters | Braham Shroot, Jean Maignan, Serge Restle, Christopher Hensby, Michel Colin | 1989-12-26 |
| 4888445 | New 2,4-dinitro- or 2-amino-4-nitro- or 2-nitro-4-amino-6-hydroxyalkylanilines, the process for preparation thereof and their use in dyeing keratinous fibres, and especially human hair | Alex Junino, Nicole Jehanno | 1989-12-19 |
| 4888026 | Use of hydroxynaphthoquinones for dyeing human keratin fibres | Serge Forestier, Michel Hocquaux, Jean F. Grollier, Georges Rosenbaum | 1989-12-19 |
| 4877789 | Eicosatriynoic acid esters and amides and their application in pharmaceutical and cosmetic practice | Braham Shroot, Christopher Hensby, Jean Maignan, Serge Restle, Michel Colin | 1989-10-31 |
| 4876381 | Naphthalene derivatives possessing a retinoid-type action, processes for their preparation, and medicinal and cosmetic compositions containing these derivatives | Jean Maignan, Serge Forestier, Serge Restle, Alain Lagrange, Braham Shroot | 1989-10-24 |
| 4867751 | Use of benzoquinones for the direct dyeing of keratin fibres | Alain Malaval, Jean F. Grollier, Georges Rosenbaum | 1989-09-19 |
| 4867964 | Cosmetic composition containing hydroxylated chalcone derivatives and its use for protecting the skin and the hair against luminous radiations, new hydroxylated chalcone derivatives employed and process for their preparation | Serge Forestier, Claudine Moire | 1989-09-19 |
| 4865618 | New chloro-meta-phenylenediamines, their use as couplers in the oxidation dyeing of keratinous fibres, dyeing compositions for hair containing these compounds and dyeing process using the said | Alex Junino, Jean J. Vandenbossche, Herve Borowiak | 1989-09-12 |
| 4865617 | Dyeing compositions for keratinous fibres, especially for human hair, containing oxidation dye precursors and heterocyclic couplers | Alex Junino, Alain Genet | 1989-09-12 |
| 4865619 | Use, as a coupler, of 2,4-diamino-1,3-dimethoxybenzene or one of its salts, in combination with oxidation dye precursors, for dyeing human hair, hair dyeing composition containing the said coupler and process for preparing the said coupler | Alex Junino, Jean J. Vandenbossche, Herve Borowiak | 1989-09-12 |
| 4866095 | 1,8-dihydroxy-9-anthrones for treating warts or psoriasis | Braham Shroot, Jean Maignan | 1989-09-12 |
| 4866159 | Polyaminoamides which filter ultraviolet radiation, process for their preparation and their use in the protection of the skin and hair | Serge Forestier, Edith Sainte Beuve | 1989-09-12 |
| 4863482 | Substituted 2-nitro metaphenylenediamines, a process for their preparation and their use in dyeing keratinous fibers, in particular human hair | Alex Junino, Nicole Jehanno | 1989-09-05 |
| 4845293 | Dyeing composition containing halogenated 2-nitroanilines | Alex Junino, Nicole Jehanno, Jean J. Vandenbosche | 1989-07-04 |
| 4843097 | 10-aryl-1,8-dihydroxy-9-anthrones and their esters, process for preparing same, and use of same in human and veterinary medicine and in cosmetics | Braham Shroot, Jean Maignan, Serge Restle, Christopher Hensby, Michel Colin | 1989-06-27 |
| 4833240 | Bicyclic aromatic derivatives, method for preparing them, and their use in human and veterinary medicine and in cosmetics | Jean Maignan, Gerard Malle, Serge Restle, Braham Shroot | 1989-05-23 |
| 4829080 | Aromatic benzopyranyl and benzopyranyl compounds; their preparation; and their use in cosmetic compositions and human and veterinary medicine | Jean Maignan, Gerard Malle, Serge Restle, Braham Shroot | 1989-05-09 |
| 4826996 | 1,8,-dihydroxy-9-anthrones substituted in the 10-position | Braham Shroot, Jean Maignan | 1989-05-02 |
| 4826969 | Bicyclic naphthalenic derivatives, a process for preparing the same and human or veterinary medicines and cosmetic compositions containing said derivatives | Jean Maignan, Gerard Malle, Serge Restle, Braham Shroot | 1989-05-02 |
| 4822375 | Dyeing compositions for keratinous fibres based on indole derivatives, and new compounds | Herve Richard, Madeleine Leduc, Alex Junino | 1989-04-18 |
| 4797129 | Dye compositions for keratinous fibres containing 2-nitro-metaphenylenediamines | Alex Junino, Nicole Jehanno, Jean J. Vandenbosche | 1989-01-10 |