Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12161746 | Aerosol hair dyeing device based on a crotonic acid copolymer and a fatty amine | David Seneca | 2024-12-10 |
| 11980682 | Composition for dyeing keratin fibres, comprising at least one copolymer derived from the polymerization of at least one crotonic acid monomer and of at least one vinyl ester monomer and a fatty amine | David Seneca, Lindsay Menzer, Delphine Charrier | 2024-05-14 |
| 11253459 | Dye composition based on copolymers derived from the polymerization of at least one crotonic acid monomer or crotonic acid derivative and of at least one thickening polymer bearing (meth)acrylic acid unit(s), and process for dyeing keratin fibers using same | David Seneca, Delphine Charrier, Sophie Bodelin, Charlotte Delostal | 2022-02-22 |