Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601901 | Anhydrous nail lacquer containing as a resin a copolymer comprising units of vinylsulfonamide or a unsaturated amide and of an alkyl acrylate or methacrylate | Michel Guillon, Jean Mondet, Christos Papantoniou | 1986-07-22 |
| 4492686 | Cosmetic makeup containing colored pigments salified with amine functions | Michel Guillon, Jean Mondet, Christos Papantoniou | 1985-01-08 |
| 4438140 | Salts of acid dyes and copolymers having tertiary amine functions, process for preparing said salts and makeup cosmetic compositions containing them | Michel Guillon, Jean Mondet, Christos Papantoniou | 1984-03-20 |
| 4425326 | Anhydrous nail varnishes | Michel Guillon, Jean Mondet, Christos Papantoniou | 1984-01-10 |