Heymes; Rene
Patent Applications and Registrations
Patent applications and USPTO patent grants for Heymes; Rene.The latest application filed is for "cephem derivatives and processes for their manufacture".
- Heymes; Rene - Romainville FR
- Heymes; Rene - Vezoul FR
- Heymes; Rene - Roaminville FR
| Patent | Date |
|---|---|
| Cephem derivatives and processes for their manufacture Grant 5,710,146 - Durckheimer , et al. January 20, 1 | 1998-01-20 |
| Process for the preparation of derivative of 7-[(2-hydroxyimino)-acetamido]-cephalosporanic acid Grant 5,159,070 - Heymes , et al. October 27, 1 | 1992-10-27 |
| 3-acetoxymethyl-7-(iminoacetamino)-cephalosporanic acid derivatives Grant 5,103,012 - Heymes , et al. * April 7, 1 | 1992-04-07 |
| Cephalosporins Grant 4,992,431 - Heymes , et al. February 12, 1 | 1991-02-12 |
| Cephem derivatives Grant 4,758,556 - Durckheimer , et al. * July 19, 1 | 1988-07-19 |
| Novel 7-(2-amino-4-thiazolyl)-acetamido-cephalosporanic acids Grant 4,328,225 - Vignau , et al. May 4, 1 | 1982-05-04 |
| Novel oximes Grant 4,307,090 - Vignau , et al. December 22, 1 | 1981-12-22 |
| Cephalosporanic acid derivatives Grant 4,288,434 - Heymes September 8, 1 | 1981-09-08 |
| Cephem derivative Grant 4,278,793 - Durckheimer , et al. July 14, 1 | 1981-07-14 |
| 3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives Grant 4,152,432 - Heymes , et al. May 1, 1 | 1979-05-01 |
| Cephalosporin derivatives Grant 4,016,158 - Martel , et al. April 5, 1 | 1977-04-05 |
| Process of total synthesis of cephalosporin derivatives and intermediates Grant 3,905,965 - Martel , et al. September 16, 1 | 1975-09-16 |
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