Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885585 | Attenuated canine parvovirus vaccine | Colin Parrish, Allen Gruenberg | 1999-03-23 |
| 5814510 | Attenuated canine parvovirus vaccine | Colin Parrish, Allen Gruenberg | 1998-09-29 |
| 4303645 | Modified living canine parvovirus vaccine | Max J. G. Appel, Douglas D. McGregor | 1981-12-01 |
| 4213965 | Small-plaque variant canine herpesvirus vaccine | — | 1980-07-22 |
| 4193990 | Heterotypic canine parvovirus vaccine | Max J. G. Appel, Fredric W. Scott | 1980-03-18 |
| 4193991 | Canine parvovirus vaccine | Max J. G. Appel | 1980-03-18 |