Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616733 | Preparation method for 2-coumaranone | Jean-Claude Vallejos, Alain Perrard, Pierre Gallezot | 1997-04-01 |
| 5600001 | Acetaldehyde derivatives, their preparation process and their use | Alain Schouteeten | 1997-02-04 |
| 5550250 | Preparation process for 2 formyl imidazole acetals | Alain Schouteeten | 1996-08-27 |
| 5550286 | Process for the preparation of aromatic carboxamides from aromatic carboxylic acids and urea | Michael Meier | 1996-08-27 |
| 5527964 | Acetaldehyde derivatives, their preparation process and their use | Alain Schouteeten | 1996-06-18 |
| 5395964 | Preparation process for hydroxyphenylacetic acids | Jean-Claude Vallejos | 1995-03-07 |
| 5360881 | Method of cross-linking ethylene monomers using diallyloxyacetic acid and its basic addition salts as cross-linking agents | Paul Mallo, Christian Sidot, Alain Blanc | 1994-11-01 |
| 5354897 | Process for obtaining orthohydroxymandelic acid and its salts | Alain Schouteeten | 1994-10-11 |
| 5332829 | Process for reducing 5-(2-thenylidene) hydantoin to 5-(2-thenyl) hydantoin | Christian Sidot | 1994-07-26 |
| 5306833 | Preparation process for arylacetic acids and their alkali metal salts | Jean-Claude Vallejos | 1994-04-26 |
| 5223621 | Transvinylation of carboxylic acids | Jean-Claude Vallejos | 1993-06-29 |
| 5095128 | Preparation process for piperonal | Christian Sidot | 1992-03-10 |
| 5091566 | Process for the manufacture of aqueous solutions of glyoxylic acid | Alain Schouteeten | 1992-02-25 |
| 5053527 | Process for the manufacture of alkyl pyruvates | Jean-Claude Vallejos | 1991-10-01 |
| 4978784 | Process for industrial manufacture of sodium parahydroxymandelate | — | 1990-12-18 |
| 4960923 | Pure crystalline methyl 2-acryloylamino-2-methoxy acetate and a process for preparing IT | Christian Sidot | 1990-10-02 |
| 4948827 | Methyl-2-tertiary butyl-5-thiophenol, its preparation process and its use | — | 1990-08-14 |
| 4810822 | Pure anhydrous crystallized acrylamidoglycolic acid and a method for the preparation thereof | Christian Sidot | 1989-03-07 |
| 4692226 | Process to manufacture glyoxylic acid by electrochemical reduction of oxalic acid | Isabelle Gimenez, Marie-Jeanne Barbier, Suzanne Maximovitch | 1987-09-08 |
| 4518800 | Process for preparation of crystallized monohydrated sodium phenylpyruvate | Alain Schouteeten | 1985-05-21 |
| 4515970 | Process for preparation of alkanoic acids | Jean-Claude Vallejos | 1985-05-07 |
| 4504678 | Pure crystalline racemic sodium parahydroxymandelate, process for its preparation and uses thereof | Alain Schouteeten | 1985-03-12 |
| 4493937 | 2-Dimethylamino-2-parahydroxyphenyl sodium acetate, preparation process and application thereof to production of parahydroxybenzyl cyanide | Philippe Gallois | 1985-01-15 |
| 4483868 | Gastro-protecting activity | Robert Fournex, Colette Tournemine | 1984-11-20 |
| 4481374 | Process for the preparation of hydroxybenzaldehydes | Jean-Claude Vallejos | 1984-11-06 |