Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5817890 | Process for preparation of halogenated or pseudohalogenated cyclic organic compounds | Lucette Duhamel, Pierre Duhamel, Bertrand Leblond | 1998-10-06 |
| 5424460 | Synthesis intermediates containing a hexane ring and processes for their preparation | Lucette Duhamel, Pierre Duhamel, Bertrand Leblond | 1995-06-13 |
| 5292897 | Process for preparing halo acetals from enamines | Pierre Chabardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1994-03-08 |
| 5266708 | New intermediates, process for their preparation, and their use for the synthesis of vitamins A and E | Pierre F. Charbardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1993-11-30 |
| 5250710 | Dihydropyran derivatives, processes for preparation and use | Pierre Chabardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1993-10-05 |
| 5157133 | Dihydropyran derivatives, processes for preparation and use | Pierre Chabardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1992-10-20 |
| 5145972 | Process for preparing halo acetals from enamines | Pierre Chabardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1992-09-08 |
| 5120864 | Intermediates, process for their preparation, and their use for the synthesis of vitamins A and E | Pierre F. Charbardes, Lucette Duhamel, Pierre Duhamel, Jérôme Emile Georges Guillemont | 1992-06-09 |
| 5113019 | Process for phenol alkylthiolation and its application to the synthesis of 4-acyl-2-alkylthiophenols | Catherine Vottero, Yves Labat | 1992-05-12 |