Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322692 | Sustained release bolus effective for the prolonged prevention, treatment or control of nematode, acarid and endo- and ectoparasitic infestations of ruminants | Irwin B. Wood, Richard B. Toothill | 1994-06-21 |
| 4994227 | Method for the preparation of sustained released bolus formulation | Richard B. Toothill | 1991-02-19 |