Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705178 | Altering the crystal size distribution of N-(phosphonomethyl) iminodiacetic acid for improved filtration and product quality | Sunder Rangachari, Todd Friedman, David Z. Becher | 2010-04-27 |
| 5948937 | Method for producing N-phosphonomethylglycine and its salts | Jimmy W. Worley, Melvin L. Rueppel, James C. Peterson | 1999-09-07 |
| 5874612 | Process for the preparation of glyphosate and glyphosate derivatives | Raymond C. Grabiak, Thomas E. Rogers, Lowell R. Smith | 1999-02-23 |
| 5688994 | Process for preparing N-phosphonomethyliminodiacetic acid | David Lee Taxter | 1997-11-18 |
| 5162536 | S,S-dimethyl 2-chloro-1,2,3,4-tetrahydro-4(2-methylpropyl)-2,6-bis(trifluoromethyl)-3 ,5-pyridinedicarbothioate | Helen L. Janoski | 1992-11-10 |
| 5116991 | Process for preparation of fluoromethyl-substituted dihydropyridine carbodithioates | Helen L. Janoski, Mitchell L. Pulwer | 1992-05-26 |
| 5105002 | Ammonium salt of methyl 4,4,4-trifluoro-3-oxo-butanethioate | Mitchell J. Pulwer, Helen L. Janoski | 1992-04-14 |
| 5099024 | Process for preparation of fluoromethyl-substituted pyridine carbodithioates | Mitchell J. Pulwer, William H. Miller | 1992-03-24 |
| 5055583 | Process for preparation of fluoromethyl-substituted piperidine carbodithioates | Mitchell J. Pulwer | 1991-10-08 |
| 5051512 | Process for preparation of fluoromethyl-substituted piperidine carbodithioates | Mitchell J. Pulwer, Helen L. Janoski | 1991-09-24 |
| 5041627 | Preparation of N-acyl-aminomethylphosphonates | Donald L. Fields, Jr. | 1991-08-20 |
| 4851159 | Process for the preparation of N- phosphonomethylglycine | Jr. Fields, Raymond C. Grabiak, Peter E. Rogers | 1989-07-25 |