Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660821 | Extended-release chemical formulation in tablet form for urine pretreatment | Philip J. Birbara, Harold T. Couch, Joseph E. Genovese | 1997-08-26 |
DR
Donald W. Rethke
Overall (1997): #157,699 of 185,788Top 85%
1
Patents 1997