Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663415 | Process for preparing antihistamine tannates | Vilas M. Chopdekar, James R. Schleck, Cheng Guo | 1997-09-02 |
| 5599846 | Phenylephrine tannate compositions | Vilas M. Chopdekar, James R. Schleck, Cheng Guo | 1997-02-04 |