Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425944 | Sulphonated polyimides, membranes prepared with them, and a fuel cell device that includes these membranes | Sylvain Faure, Michel Pineri, Pierre Aldebert, Regis Mercier | 2002-07-30 |
| 6376129 | Sulphonated polyimides, membranes prepared with them, and a fuel cell device that includes these membranes | Sylvain Faure, Michel Pineri, Pierre Aldebert, Regis Mercier | 2002-04-23 |
| 6245881 | Sulphonated polyimides, membranes and fuel cell | Sylvain Faure, Michel Pineri, Pierre Aldebert, Regis Mercier | 2001-06-12 |
| 5104968 | Polyimide precursor composition and application therefrom | Serge Gonzalez, Paul Mariaggi, Guy Rabilloud | 1992-04-14 |
| 5093202 | Method of gluing substrates using a composition comprising an arylaliphatic copolyimide with ether chain formations and an epoxy resin | Paul Mariaggi, Serge Gonzalez, Guy Rabilloud | 1992-03-03 |
| 5064934 | Thermosetting polyimide schiff base resins, their preparation and their applications | Regis Mercier, Thierry Pascal | 1991-11-12 |
| 5036111 | Expanded materials with nadimide resin base | Michel Senneron, Gilbert Parrain, Guy Rabilloud | 1991-07-30 |
| 4987218 | Polybenzhydrol compositions ending with ethylenic unsaturated groups, cross-linked polymides resulting from their thermal polyermization and the use of said compositions | Jean Malinge, Guy Rabilloud | 1991-01-22 |
| 4931541 | Thermosetting quinazolone resins their preparation and their applications | Regis Mercier | 1990-06-05 |
| 4900332 | Nitrogenous copolymers, their preparation and use as additives for improving the pour properties of hydrocarbon middle distillates | Jacques Denis, Bernard Damin, Robert Leger | 1990-02-13 |
| 4814403 | Oligomer compositions of polyaryloxypyridines with acetylenic end groups, their manufacture and lattices obtained by thermal polymerization thereof | Annie Dussart-Lermusiaux, Michel Senneron, Guy Rabilloud | 1989-03-21 |
| 4764578 | Compositions of polyaryloxypyridine oligomers with phthalonitrile end groups, their preparation and use for manufacturing polyaryloxypyridine co-phthalocyanine lattices | Jean Malinge, Guy Rabilloud | 1988-08-16 |
| 4736015 | Aromatic polyimide compositions of high solubility and their uses | Guy Rabilloud, Michel Senneron, Choua Cohen, Paul Mariaggi | 1988-04-05 |
| 4731095 | Nitrogen containing copolymers useful as additives for lowering the cloud point of hydrocarbon middle distillates and compositions containing them | Jacques Garapon, Bernard Damin, Robert Leger | 1988-03-15 |
| 4720539 | Polyimide precursor compositions, their manufacture, the resultant polyimides and their use, particularly for manufacturing enamelling varnishes for electric wires | Guy Rabilloud, Paul Marriagi, Serge Gonzales | 1988-01-19 |
| 4704229 | Surface-active compounds of the sulfobetaines family, their manufacture and use, particularly for enhanced oil recovery | Sylvain Brunel, Laurent Germanaud, Pierre Le Perchec | 1987-11-03 |
| 4664676 | Additives compositions useful in particular for improving the cold filterability properties of oil middle distillates | Jacques Denis, Bernard Damin, Jean-Michel Laupie | 1987-05-12 |
| 4652273 | Hydrocarbon middle distillates composition containing nitrogen-containing additives for decreasing its cloud point | Paul Maldonado, Robert Leger, Choua Cohen | 1987-03-24 |
| 4645821 | Precursor of copolyphthalocyanine-imide lattice, preparation, and the resultant lattice | Jean Malinge, Guy Rabilloud | 1987-02-24 |
| 4596680 | Process for manufacturing aryl ethers having different substituents on the two aromatic rings | Philippe Jost, Pierre Le Perchec | 1986-06-24 |
| 4560490 | Dispersing additive compositions for lubricating oils and their manufacture | Jacques Denis, Michel Senneron | 1985-12-24 |
| 4511369 | Copolymers with nitrogen groups, useful as additives for decreasing the cloud point of hydrocarbon middle distillates and compositions containing them | Jacques Denis, Bernard Damin, Robert Leger | 1985-04-16 |
| 4473118 | Enhanced oil recovery using oxidized crude oil | Jean-Pierre Wauquier, Raymond Boulet, Louis Cuiec, Christian Vacher | 1984-09-25 |
| 4433157 | Process for manufacturing anhydrides of alkenyl dicarboxylic acids | Jerome Weill, Jacques Garapon | 1984-02-21 |
| 4422856 | N-Substituted succinimides, their preparation and use as motor fuel additives | Paul Maldonado, Choua Cohen | 1983-12-27 |