Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800465 | D-hydantoinase from Ochrobactrum anthropi | Michael Politino, Sean M. Tonzi, John J. Usher, David Lowe | 2004-10-05 |
| 6156534 | Synthesis of .beta.-lactam antibacterials using soluble side chain esters and enzyme acylase | John J. Usher | 2000-12-05 |
| 5922907 | Precursors of .beta.-lactam antibacterials having soluble side chain esters | John J. Usher | 1999-07-13 |
| 5917032 | Chemical acetylation of desacetyl-cephalosporins | John J. Usher | 1999-06-29 |
| 5869309 | Cephalosporin esterase gene from Rhodosporidium toruloides | Michael Politino, Sean M. Tonzi, John J. Usher, William V. Burnett | 1999-02-09 |
| 5512454 | Enzymatic acylation of 3-hydroxymethyl cephalosporins | John J. Usher, Michael Politino, David Lowe | 1996-04-30 |
| 4520101 | Production of cephalosporin C | David Lowe, Leonardo M. Cappelletti, Richard P. Elander | 1985-05-28 |