Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783557 | Cationic oxidation bases, their use for the oxidation dyeing of keratin fibres, dyeing compositions and dyeing methods | Eric Terranova, Alain Lagrange | 2004-08-31 |
| 6528650 | Cationic 4-hydroxyindoles, their use for the oxidation dyeing of keratinous fibers, dyeing compositions, and methods of dyeing | Eric Terranova, Alain Lagrange | 2003-03-04 |
| 6306181 | Cationic 4-hydroxyindoles, their use for the oxidation dyeing of keratinous fibers, dyeing compositions, and methods of dyeing | Eric Terranova, Alain Lagrange | 2001-10-23 |
| 6248137 | Compositions for dyeing keratinous fibres, containing 3-aminopyrazolo [1,5-a]pyrimidines, method of dyeing and novel 3-aminopyrazolo [1,5-a]pyrimidines | Eric Terranova, Alain Lagrange | 2001-06-19 |
| 6179883 | 2-imino-2,3-dihydro-1H-indole derivatives for dyeing keratin fibers | Eric Terranova, Alain Lagrange | 2001-01-30 |
| 6099593 | Compositions for dyeing keratin fibers containing pyrazolo(1,5-a)pyrimidine derivatives and dyeing processes | Eric Terranova, Alain Lagrange | 2000-08-08 |
| 6002018 | N-substituted 4-hydroxyindoline derivatives | Eric Terranova, Alain Lagrange | 1999-12-14 |
| 5980585 | Compositions for dyeing keratinous fibers comprising imidazopyridine derivatives and process | Eric Terranova, Alain Lagrange | 1999-11-09 |
| 5876465 | Compositions for dyeing keratin fibres containing 2-iminoindoline derivatives and dyeing process | Eric Terranova, Alain Lagrange | 1999-03-02 |
| 5869692 | Compositions for dyeing keratinous fibers containing n-substituted derivatives of 4-hydroxyindole, new derivatives, process for preparing them, their use for dyeing, and dyeing processes | Eric Terranova, Alain Lagrange | 1999-02-09 |
| 5755829 | Processes for dyeing keratinous fibers with compositions which contain N-substituted 4-hydroxyindoline derivatives as couplers and oxidation bases | Eric Terranova, Alain Lagrange | 1998-05-26 |
| 5704948 | Compositions for dyeing keratinous fibers and keratinous fiber dyeing processes with derivatives of 4-hydroxyindole and oxidation bases | Eric Terranova, Alain Lagrange | 1998-01-06 |