Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053053 | Process for dyeing keratinous fibres with a hydroxyindole in combination with a quinone derivative; and novel 1,4-benzoquinones | Arnaud De Labbey, Alain Baudry, Daniel Bauer | 1991-10-01 |
| 4948876 | Keratin polymer containing S-sulphocysteine residues, process for its preparation and the compositions containing it | Jean-Claude Arnaud | 1990-08-14 |
| 4642294 | Process for evaluating the state of the surface of keratinous fibres and a composition for making use of this process | Jean-Claude Arnaud | 1987-02-10 |
| 4421859 | Assessment of the state of change of keratin fibers | Arnaud De Labbey | 1983-12-20 |
| 4353708 | Evaluation of the state of change of keratin fibers | Arnaud De Labbey | 1982-10-12 |
| 4270919 | Process for assessing the presence of oxidizing agents on of keratin fibers | Arnaud De Labbey | 1981-06-02 |
| 4224950 | Apparatus for measuring the amount of sebum secreted by the skin of a living subject | Lucienne Tourenq | 1980-09-30 |
| 4208402 | Process for improving the appearance of oily hair or skin | Lucienne Tourenq | 1980-06-17 |