Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6005108 | N-([1,2,4]triazoloazinyl)benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicides | Timothy C. Johnson, Robert J. Ehr, Richard Duane Johnston, Mark A. Pobanz, Richard K. Mann +2 more | 1999-12-21 |
| 5965490 | N-([1,2,4]triazoloazinyl)benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicides | Timothy C. Johnson, Robert J. Ehr, Mark A. Pobanz, Richard K. Mann, John C. Van Heertum | 1999-10-12 |
| 5858924 | N-(1, 2, 4! triazoloazinyl) benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicides | Timothy C. Johnson, Robert J. Ehr, Richard Duane Johnston, Timothy P. Martin, Mark A. Pobanz +2 more | 1999-01-12 |
| 5763359 | N-(1-ethyl-4-pyrazolyl)triazoloazinesulfonamide herbicides | Mark J. Costales, Robert J. Ehr, Monte R. Weimer | 1998-06-09 |
| 5700940 | N-aryl1,2,4!triazolo1,5-a!pyridine-2-sulfonamide herbicides | John C. Van Heertum, Kim E. Arndt, Mark J. Costales, Robert J. Ehr, Kimberly Brubaker Bradley +4 more | 1997-12-23 |
| 5614469 | N-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides | Kim E. Arndt, Walter Reifschneider, Beth A. Swisher, Robert J. Ehr, John J. Jachetta +1 more | 1997-03-25 |
| 5571775 | N-aryl[1,2,4]triazolo[1,5-a]pyridine-2-sulfonamide herbicides | John C. Van Heertum, Kim E. Arndt, Mark J. Costales, Robert J. Ehr, Kimberly Brubaker Bradley +3 more | 1996-11-05 |
| 5461161 | N-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides | Kim E. Arndt, Walter Reifschneider, Robert J. Ehr | 1995-10-24 |
| 5447905 | N-indazolyl[1,2,4]triazolo[1,5-C]pyrimidine-2-sulfonamide herbicides | Mark J. Costales, Robert J. Ehr, John C. Van Heertum, Walter Reifschneider | 1995-09-05 |
| 5201938 | N-pyrazolyl-1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides | Mark J. Costales, John C. Van Heertum, Robert J. Ehr, Patricia G. Ray | 1993-04-13 |
| 5163995 | Herbicidal alkoxy-1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamides | John C. Van Heertum, Ben C. Gerwick, III, Timothy C. Johnson | 1992-11-17 |
| 5021591 | Pyrazolo[1,5-a]pyrimidine-2-sulfide compounds | Anna P. Vinogradoff | 1991-06-04 |
| 5015286 | 7-ethoxy-5-fluoromethyl-1,2,4-triazolo[1,5-a]-pyrimidine-2-sulfonamides | Norman R. Pearson, Chrislyn M. Carson | 1991-05-14 |
| 5010195 | Herbicidal alkoxy-1,2,4-triazolo(1,5-c)primidine-2-sulfonamides | John C. Van Heertum, Ben C. Gerwick, III | 1991-04-23 |
| 4997940 | Pyrazolo[1,5-a]pyrimidine-2-sulfonyl chloride and -2-sulfide compounds | Anna P. Vinogradoff | 1991-03-05 |
| 4992091 | Substituted pyrazolo[1,5-a]pyrimidine-2-sulfonamides and compositions and methods of controlling undesired vegetation | Anna P. Vinogradoff | 1991-02-12 |
| 4983772 | 2,6-disubstituted anilines | Mark J. Costales, Robert J. Ehr, Ben C. Gerwick, III, deceased Meikle, by Diane L. Meikle, executrix +2 more | 1991-01-08 |
| 4979981 | 5-fluoromethyl-1,2,4-triazolo[1,5,-a]-pyrimidine-2-sulfonamides | Norman R. Pearson, Chrislyn M. Carson | 1990-12-25 |
| 4959473 | 7-ethoxy-5-fluoromethyl-1,2,4-triazole[1,5-a]-pyrimidine-2-sulfonamindes | Norman R. Pearson, Chrislyn M. Carson | 1990-09-25 |
| 4904301 | 5-Fluoromethyl-1,2,4-triazolo(1,5-A)-pyrimidines | Norman R. Pearson, Chrislyn M. Carson | 1990-02-27 |
| 4886883 | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonyl chlorides | Robert J. Ehr, Mark J. Costales, Ben C. Gerwick, III, Richard W. Meikle, deceased, William T. Monte +1 more | 1989-12-12 |
| 4874421 | Herbicidal method with improved crop tolerance | Jacob Secor, Theodore W. Holmsen | 1989-10-17 |
| 4822404 | Sulfonamides derived from substituted 2-amino-1,2,4-triazolo (1,5-a) pyrimidines and compositions and methods of controlling undesired vegetation | — | 1989-04-18 |
| 4818273 | Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides | Robert J. Ehr, Mark J. Costales, Ben C. Gerwick, III, Richard W. Meikle, deceased, William T. Monte | 1989-04-04 |
| 4799952 | Herbicidal imidazolo(1,2-a)pyrimidine-2-sulfonanilides | Norman R. Pearson, Shannon L. Bartley | 1989-01-24 |