Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142043 | Process for preparing cephalexin monohydrate | — | 1992-08-25 |
| 5034522 | Method for the production of 3-methyl cephem derivatives | — | 1991-07-23 |
| 4920204 | Ceric hydrocarbyloxy nitrates and their use in organic synthesis | Peter S. Gradeff, Jean Grosbois, Heiko Mauermann | 1990-04-24 |
| 4801692 | Ceric alkanolatoamines | Peter S. Gradeff | 1989-01-31 |
| 4800072 | Anhydrous cerous nitrate-ammonium nitrate complex and a process for its preparation from ceric ammonium nitrate | Peter S. Gradeff | 1989-01-24 |
| 4703109 | Tricyclopentadienyl cerium and process for preparing the same | Peter S. Gradeff | 1987-10-27 |
| 4663439 | Process for the preparation of ceric alkoxides | Peter S. Gradeff | 1987-05-05 |
| 4647401 | Process for preparing colloidal ceric oxide and complexes thereof with free organic acids | Peter S. Gradeff, Vincent J. Charte, John F. Davison | 1987-03-03 |
| 4545923 | Process for preparing colloidal ceric oxide and complexes thereof with free organic acids | Peter S. Gradeff, Vincent J. Charte, John F. Davison | 1985-10-08 |
| 4492655 | Tricyclopentadienyl cerium and process for preparing the same | Peter S. Gradeff | 1985-01-08 |
| 4489000 | Process for the preparation of ceric alkoxides | Peter S. Gradeff | 1984-12-18 |
| 4314070 | Process for producing meta-phenoxybenzoic acids and esters | Peter S. Gradeff | 1982-02-02 |