Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077058 | One step process for preparing cross-linked poly-.beta.-alanine microspheres from acrylamide and a copolymerisable polyfunctional compound | Claude Mahieu, Christos Papantoniou | 1991-12-31 |
| 5034217 | Cosmetic makeup compositions containing crosslinked poly .beta.-alanine microspheres impregnated with polyhydric alcohol | Beatrice DeFrossez, Rose-Marie Handjani-Vila, Claude Mahieu, Christos Papantoniou, Jean-Claude Ser | 1991-07-23 |
| 4927883 | Process for the preparation of crosslinked poly .beta.-alanine in the form of microspheres | Claude Mahieu, Christos Papantoniou | 1990-05-22 |