Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362814 | Process for preparing 1-carba-2-penem-3-carboxylic acid | Richard B. Sykes, William Parker | 1982-12-07 |
| 4339535 | Process for preparing antibiotic EM 4940 | Richard B. Sykes, Wen-Chih Liu | 1982-07-13 |