Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691060 | Utilization of a transacylation reaction between an esterified polysaccharide and a polyaminated or polyhydroxylated substance for fabricating microparticles, microparticles thus obtained, methods and compositions containing them | — | 1997-11-25 |
| 5672301 | Method for fabricating microparticles in emulsion by modification of the chemical composition of the dispersed phase after emulsification | Isabelle Orly, Eric Perrier | 1997-09-30 |
| 5635609 | Particles prepared by transacylation reaction between an esterified polysaccharide and a polyamine, methods of preparation therefor and compositions containing same | Florence Edwards-Levy, Isabelle Orly | 1997-06-03 |
| 5622656 | Process of manufacture of biodegradable microcapsules having walls composed of crosslinked atelocollagen and polyholosides | Alain Huc, Chantal Buffevant, Marie-Christine Andry | 1997-04-22 |