Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7683207 | Purification of n-(phosphonomethyl)glycine | Herbert N. Praay, James W. Ringer, Mark V. M. Emonds | 2010-03-23 |
| 6162915 | Process for heterocyclic sulfonyl chloride compounds | Douglas L. Pearson, Timothy J. Adaway | 2000-12-19 |
| 5973153 | Process for the preparation of halo-4-phenoxyquinolines | Tim J. Adaway, Jeff T. Budd, Ian R. King, Karl L. Krumel, Larry D. Kershner +4 more | 1999-10-26 |
| 5488109 | 5-alkoxy[1,2,4]triazolo[1,5-c]pyrimidine-2(3H)--thione compounds and their use in the preparation of and 2-chlorosulfonyl-5-alkoxy[1,2,4]triazolo[1,5-c]-pyrimidine compounds | Thomas A. Olmstead, Michael A. Gonzalez, Jon A. Orvik, Douglas L. Pearson, James W. Ringer +2 more | 1996-01-30 |
| 5214144 | Process for the preparation of 4-haloquinazolines | James W. Ringer, Karl L. Krumel, Richard C. Krauss | 1993-05-25 |
| 4897481 | Process for the minimization of racemization in the preparation of optically active ((aryloxy)phenoxy)propionate herbicides | Larry D. Kershner | 1990-01-30 |
| 4760172 | Process for the preparation of optically active 2-(4-methoxyphenoxy) propionic acid | — | 1988-07-26 |
| 4757155 | Process for the preparation of optically active 2-[4-(2',4'-dihalophenoxy)phenoxy]propionic acids | — | 1988-07-12 |