Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447793 | Water soluble, broad spectrum preservative system | Duncan Aust, Stephen Spiegelman | 2002-09-10 |
| 6391330 | Proanthocyanidins and ascorbic acid composition for topical application to human respiratory and oral mucosa | — | 2002-05-21 |