Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233086 | Intermediates for the preparation of an antiviral agent | Jollie D. Godfrey, Jr., Thomas P. Kissick, Janak Singh | 1993-08-03 |
| 5218142 | Process for the preparation of an antiviral agent | Jollie D. Godfrey, Jr., Thomas P. Kissick, Janak Singh | 1993-06-08 |
| 5210262 | Method for preparing a phosphonic acid ester | Janak Singh | 1993-05-11 |
| 5194604 | Process and intermediates for beta-lactams having aminothiazole(iminooxyacetic acid)acetic acid sidechains | Theodor Denzel, Christopher M. Cimarusti, Janak Singh | 1993-03-16 |
| 5185463 | Process for the preparation of an antiviral agent | Jollie D. Godfrey, Jr., Thomas P. Kissick, Janak Singh | 1993-02-09 |
| 5177239 | Method for preparing a phosphonic acid ester | Janak Singh | 1993-01-05 |
| 5106977 | Intermediates for a process for making 2-oxo-1-[[(substituted sulfonyl)-amino]carbonyl]azetidines | Jollie D. Godfrey, Jr. | 1992-04-21 |
| 5039795 | Preparation of boronic acid derivatives | — | 1991-08-13 |
| 4980465 | Process for making 2-oxo-1-[[(substituted sulfonyl)-amino]carbonyl)] azetidines and intermediates used therein | Jollie D. Godfrey, Jr., Robert Zahler | 1990-12-25 |
| 4973747 | Process for preparing 3-hydroxy 2-keto acids | Janak Singh | 1990-11-27 |
| 4937355 | Process for preparing (trans)-4-substituted-dl-proline derivatives | John Kloss, David Kronenthal, Christopher M. Cimarusti | 1990-06-26 |
| 4912231 | Process for preparing (trans)-4-phenyl-L-proline derivatives | David Kronenthal, Paula L. Kuester | 1990-03-27 |
| 4889930 | Process for making 2-oxo-1-((substituted sulfonyl)amino)carbonzyl)azetidines and intermediates used therein | Jollie D. Godfrey, Jr., Robert Zahler | 1989-12-26 |
| 4633017 | N-hydroxy protecting groups and process for the preparation of 3-acylamino-1-hydroxy-2-azetidinones | Jakob-Matthias Drossard, Peter H. Ermann | 1986-12-30 |
| 4588850 | Process for the production of acetylene and synthesis or reduction gas from coal in an electric arc process | Lothar Kerker, Cornelius Peuckert | 1986-05-13 |
| 4581170 | N-hydroxyl protecting groups and process and intermediates for the preparation of 3-acylamino-1-hydroxy-2-azetidinones | Jakob-Matthias Drossard, Peter H. Ermann | 1986-04-08 |
| 4421686 | 4-Norbornyl-sulfonyl azetidinone intermediates and process for preparing (S)-3-acylamino-4-substituted-2-azetidinones | Christopher M. Cimarusti, Thomas P. Kissick | 1983-12-20 |