Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5891683 | Non-nucleotide containing enzymatic nucleic acid | Nassim Usman, Francine Wincott, Leonid Beigelman, Alex Karpeisky | 1999-04-06 |
| 5783425 | Amino and peptido modified enzymatic nucleic acid | Lech Dudycz, Leonid Beigelman | 1998-07-21 |
| 5672501 | Base-modified enzymatic nucleic acid | Leonid Beigelman, Nassim Usman, Alex Karpeisky, Alex Burgin | 1997-09-30 |
| 5506349 | Chemical synthesis of 2', 3'-dideoxycytidine | — | 1996-04-09 |
| 4762823 | Nucleosides of 5-monofluoromethyluracil and 5-difluoromethyluracil | Kyoichi A. Watanabe, Richard W. Price, Jack J. Fox | 1988-08-09 |