Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658948 | Enhancement of benzalkonium chloride preservative activity in formulations containing an incompatible drug using amino acids having net positive charge | — | 1997-08-19 |
| 5504113 | Enhancement of benzalkonium chloride preservative activity in formulations containing an incompatible drug | — | 1996-04-02 |