Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569461 | Dihydroxy open-acid and salts of HMG-CoA reductase inhibitors | Richard D. Tillyer, Edward J. J. Grabowski, Feng Xu, Jose Vega, Mandana Asgharnejad | 2003-05-27 |
| 6395894 | Process for the synthesis of carbapenem intermidiates, and compounds produced | Philip Pye, Kai Rossen, Ralph P. Volante | 2002-05-28 |
| 6242596 | Preparation of betamethyl carbapenem intermediates | Woo-Baeg Choi, Guy R. Humphrey, Ichiro Shinkai, Andrew S. Thompson, Ralph P. Volante | 2001-06-05 |
| 6156895 | Process for preparing 4-tert-butyloxycarbonyl-(S)-piperazine-2-tert-butylcarboxamide | Kai Rossen, Philip Pye, Ralph P. Volante | 2000-12-05 |
| 6143885 | Preparation of beta-methyl carbapenem intermediates | Woo-Baeg Choi, Jaemoon Lee, Joseph E. Lynch, Ralph P. Volante | 2000-11-07 |
| 6071916 | HIV protease inhibitor | David Askin, Robert Purick, R. Scott Hoerrner, Richard J. Varsolona, Ralph P. Volante | 2000-06-06 |
| 6025500 | Stereoselective process for enalapril | Mark A. Huffman, Carl Leblond, Yongkui Sun | 2000-02-15 |
| 5998612 | Antibiotic synthesis | Edward J. J. Grabowski | 1999-12-07 |
| 5977364 | Process for preparing 4-tert-butyloxycarbonyl-(S)-piperazine-2-tert-butylcarboxamide | Kai Rossen, Philip Pye, Ralph P. Volante | 1999-11-02 |
| 5952528 | Process for enhancing the optical purity | Cheng-Yi Chen, Edward J. J. Grabowski, Lushi Tan, Richard D. Tillyer | 1999-09-14 |
| 5861512 | Process for making HIV protese inhibitors | David Askin, Kai Rossen, Richard J. Varsolona, Ralph P. Volante, Kenneth M. Wells | 1999-01-19 |
| 5858737 | Conversion of indene to (1S)-amino-(2R)-indanol free of any stereoisomer, by combination of dioxygenase bioconversion and chemical steps | Barry C. Buckland, Neal C. Connors, Michel Chartrain, Francis P. Gailliot, Randolph L. Greasham +7 more | 1999-01-12 |
| 5808082 | Method of preparing phosphodiesterase IV inhibitors | Woo-Baeg Choi, Hywyn R.O. Churchill, Joseph E. Lynch, Ralph P. Volante | 1998-09-15 |
| 5728840 | Process for making an epoxide | David Askin, Kan K. Eng, Peter E. Maligres, Kai Rossen, Ralph P. Volante +2 more | 1998-03-17 |
| 5723615 | Process for preparing 4-tert-butyloxycarbonyl-(S)-piperazine-2-tert-butylcarboxamide | Kai Rossen, Steven A. Weissman, Jess Sager, David Askin, Ralph P. Volante | 1998-03-03 |
| 5693803 | Process for making HIV protease inhibitors | David Askin, Kai Rossen, Richard J. Varsolona, Ralph P. Volante, Kenneth M. Wells | 1997-12-02 |
| 5663341 | Process for making HIV protease inhibitors | Kai Rossen, David Askin, Richard J. Varsolona, Ralph P. Volante | 1997-09-02 |
| 5654424 | Preparation of beta-methyl carbapenem intermediates | Woo-Baeg Choi, Guy R. Humphrey, Ichiro Shinkai, Andrew S. Thompson, Ralph P. Volante | 1997-08-05 |
| 5637711 | Process for making HIV protease inhibitors | David Askin, Kai Rossen, Richard J. Varsolona, Ralph P. Volante, Kenneth M. Wells | 1997-06-10 |
| 5618937 | Process to make HIV protease inhibitor from (2S)-4-picolyl-2-piperazine-t-butylcarboxamide | David Askin, Kan K. Eng, Ralph P. Volante | 1997-04-08 |
| 5618939 | Process for making HIV protease inhibitors | David Askin, Kai Rossen, Richard J. Varsolona, Ralph P. Volante, Kenneth M. Wells | 1997-04-08 |
| 5612484 | Process for making HIV protease inhibitors | David Askin, Jess Sager, Kai Rossen, Ralph P. Volante | 1997-03-18 |
| 5489685 | Method of synthesizing furo[2,3-b]pyridine carboxylic acid esters | Ioannis Nicolaos Houpis, Audrey Molina, Joseph E. Lynch, Hywyn R.O. Churchill, Ralph P. Volante +1 more | 1996-02-06 |
| 5070022 | Enzymic process for preparing leukotriene antagonists | David L. Hughes, Joseph S. Amato, James Bergan, Edward J. J. Grabowski | 1991-12-03 |
| 4946997 | Racemization of a carboxylic acid | Robert D. Larsen | 1990-08-07 |