Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348337 | Process for the preparation of C-4 deacetyltaxanes | Ronald L. Hanson | 2002-02-19 |
| 6261810 | Enzymatic oxidative deamination process | Amit Banerjee, Venkata B. Nanduri, Laszlo J. Szarka, Shankar Swaminathan, John J. Venit +3 more | 2001-07-17 |
| 6162622 | Preparation of 6 hydroxy-7-deoxytaxanes using nocardioides luteus | Ronald L. Hanson | 2000-12-19 |
| 6140088 | Stereoselective reductive amination of ketones | Ronald L. Hanson, Mary Jo Donovan, Steven L. Goldberg, Paul Jass, Wen-Sen Li +3 more | 2000-10-31 |
| H1893 | Enzymatic reduction method for the preparation of halohydrins | Laszlo J. Szarka, Amit Banerjee, Clyde G. McNamee | 2000-10-03 |
| 5986095 | Enantioselective preparation of halophenyl alcohols and acylates | Ronald L. Hanson, Laszlo J. Szarka | 1999-11-16 |
| H1817 | Enzymatic methods for the preparation of pradimicins | Ronald L. Hanson, Laszlo J. Szarka | 1999-11-02 |
| 5879929 | Enzymatic processes for the resolution of enantiomeric mixtures of lactams useful as intermediates in the preparation of taxanes | — | 1999-03-09 |
| 5811292 | Lipase esterification processes for resolution of enantiomeric mixtures of intermediates in the preparation of taxanes | Laszlo J. Szarka, Richard A. Partyka | 1998-09-22 |
| 5739016 | Enzymatic hydrolysis method for the preparation of C-13 hydroxyl-bearing taxanes, and use thereof in the preparation of C-13 acyloxy-bearing taxanes | Ronald L. Hanson, Laszlo J. Szarka | 1998-04-14 |
| 5700669 | Enzymatic hydrolysis method for the conversion of C-7 sugar to C-7 hydroxyl taxanes | Ronald L. Hanson, Laszlo J. Szarka | 1997-12-23 |
| 5686298 | Enzymatic reduction method for the preparation of compounds useful for preparing taxanes | Amit Banerjee, Clyde G. McNamee, John K. Thottathil, Laszlo J. Szarka | 1997-11-11 |
| H1679 | Process for preparing an optically pure intermediate for a | Amit Banerjee, Laszlo J. Szarka | 1997-09-02 |
| 5567614 | Enzymatic processes for resolution of enantiomeric mixtures of compounds useful as intermediates in the preparation of taxanes | Laszlo J. Szarka, Richard A. Partyka | 1996-10-22 |
| 5559017 | Microbial reduction of benzazepines and benzothiazepine derivatives | Laszlo J. Szarka, Richard H. Mueller | 1996-09-24 |
| 5523219 | Enzymatic hydrolysis method for the preparation of C-10 hydroxyl-bearing taxanes and enzymatic esterification method for the preparation of C-10 acyloxy-bearing | Ronald L. Hanson, Laszlo J. Szarka | 1996-06-04 |
| 5516676 | Preparation of C-13 hydroxyl-bearing taxanes using nocardioides or a hydrolase isolated therefrom | Ronald L. Hanson, Laszlo J. Szarka | 1996-05-14 |
| 5478734 | Method of chiral epoxidation of benzopyran or pyranopyridine derivatives using microorganisms | Amit Banerjee, Clyde G. McNamee, David B. Brzozowski, Laszlo J. Szarka | 1995-12-26 |
| 5420037 | Process for separation of enantiomeric 3-mercapto-2-substituted alkanoic acid using lipase P30 and synthesis of captopril type compounds | Jeffrey Michael Howell, Laszlo J. Szarka | 1995-05-30 |
| 5420337 | Enzymatic reduction method for the preparation of compounds useful for preparing taxanes | Amit Banerjee, Clyde G. McNamee, John K. Thottathil, Laszlo J. Szarka | 1995-05-30 |
| 5413935 | Process for selecting an enantiomer of a hydroxy lactone using pseudomonas lipase | Clyde G. McNamee, Laszlo J. Szarka | 1995-05-09 |
| 5393663 | Stereoselective preparation of halophenyl alcohols from ketones | Mark Liu, Amit Banerjee, Laszlo J. Szarka | 1995-02-28 |
| 5391495 | Stereoselective reduction of ketones | Amit Banerjee, Clyde G. McNamee, Laszlo J. Szarka | 1995-02-21 |
| 5324662 | Stereoselective microbial or enzymatic reduction of 3,5-dioxo esters to 3-hydroxy-5-oxo, 3-oxo-5-hydroxy, and 3,5-dihydroxy esters | Clyde G. McNamee, Amit Banerjee, Laszlo J. Szarka | 1994-06-28 |
| 5266710 | (Exo,exo)-7-oxabicyclo[2.2.1]heptane-2,3-dimethanol; monoacyl ester and diacyl ester | Laszlo J. Szarka, John K. Thottathil, David Kronenthal | 1993-11-30 |