Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5013833 | Process for preparing cefuroxime axetil | Harold A. Crisp, John C. Clayton, Leonard G. Elliott | 1991-05-07 |
| 4994567 | Process for preparation of cefuroxime ester | Harold A. Crisp, John C. Clayton | 1991-02-19 |
| 4820833 | Preparation of a highly pure, substantially amorphous form of cefuroxime axetil | Harold A. Crisp, John C. Clayton, Leonard G. Elliott | 1989-04-11 |
| 4193917 | Chemical compounds | Derek H. R. Barton, Alan Long, Brian Edgar Looker, William G. Elphinstone | 1980-03-18 |