Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5945547 | Imtermediate in process to make 2', 2'-difluoronucleosides | Perry C. Heath | 1999-08-31 |
| 5821357 | Stereoselective glycosylation process for preparing 2'-deoxy-2',2'-difluoropurine and triazole nucleosides | Charles D. Jones | 1998-10-13 |
| 5744597 | Stereoselective anion glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides | Cora Sue Grossman, Larry W. Hertel, Richard E. Holmes, Charles D. Jones, Thomas E. Mabry | 1998-04-28 |
| 5648473 | 2'-deoxy-2', 2'-difluoropyrimidine nucleosides and 2'-deoxy-2'-fluoropyrimidine nucleosides and intermediates | — | 1997-07-15 |
| 5606048 | Stereoselective glycosylation process for preparing 2'-Deoxy-2', 2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides | Laurie M. Poteet, Douglas P. Kjell | 1997-02-25 |
| 5594124 | Stereoselective glycosylation process for preparing 2'-Deoxy-2',2'-difluoropyrimidine nucleosides and 2'-deoxy-2'-fluoropyrimidine nucleosides and intermediates thereof | — | 1997-01-14 |
| 5453499 | Process for preparing alpha-anomer enriched 1-halo-2-deoxy-2,2-difluoro-D-ribofuranosyl derivatives | Charles D. Jones, Thomas E. Mabry | 1995-09-26 |
| 5434254 | Process for preparing 2',2'-difluoronucleosides | Perry C. Heath, Lawrence E. Patterson | 1995-07-18 |
| 5401838 | Stereoselective fusion glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides | — | 1995-03-28 |
| 5401861 | Low temperature process for preparing alpha-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl sulfonates | — | 1995-03-28 |
| 5371210 | Stereoselective fusion glycosylation process for preparing 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides | — | 1994-12-06 |
| 5256798 | Process for preparing alpha-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl sulfonates | Charles D. Jones | 1993-10-26 |
| 5256797 | Process for separating 2-deoxy-2,2-difluoro-D-ribofuranosyl alkylsulfonate anomers | Timothy J. McCarthy | 1993-10-26 |
| 5252756 | Process for preparing beta-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl-arylsulfonates | Charles D. Jones | 1993-10-12 |
| 5223608 | Process for and intermediates of 2',2'-difluoronucleosides | Perry C. Heath | 1993-06-29 |
| 4965374 | Process for and intermediates of 2',2'-difluoronucleosides | Perry C. Heath, Lawrence E. Patterson | 1990-10-23 |
| 4665168 | Cephalosporin intermediate | Perry C. Heath | 1987-05-12 |
| 4616080 | Simplified process of forming crystalline ceftazidime pentahydrate | Robert E. Lakin | 1986-10-07 |
| 4537959 | Crystalline cephalosporin antibiotic salt | — | 1985-08-27 |
| 4525587 | Process for preparing a cephalosporin compound | Perry C. Heath | 1985-06-25 |
| 4303591 | Removal of stannic chloride | Perry C. Heath, Wayne Douglas Luke | 1981-12-01 |
| 4289695 | Process for preparing 2-chlorosulfinylazetidinones | — | 1981-09-15 |
| 4230620 | Process for preparing penicillin sulfoxides | — | 1980-10-28 |
| 4212977 | Process for preparing N-chloroimides | — | 1980-07-15 |
| 4190724 | Process for 3-exomethylenecepham sulfoxides | — | 1980-02-26 |