Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847264 | Bicyclic nitrogen heterocyclic ethers and thioethers, and their pharmaceutical uses | Henry F. Campbell, Donald E. Kuhla, William L. Studt | 1989-07-11 |
| 4816583 | 3- and 5-(bicyclic ether or bicyclic alkylene thioether) alkylene amino thiatriazines | Donald E. Kuhla, Henry F. Campbell, William L. Studt, Robert A. Galemmo, Jr., Pamela J. Durham | 1989-03-28 |
| 4742055 | 3- and 5-amino thiatriazines, and their pharmaceutical uses | William L. Studt, Donald E. Kuhla, Henry F. Campbell | 1988-05-03 |
| 4727169 | 3- and 5-(bicyclic ether or bicyclic alkylene thioether) alkylene amino thiatriazines, and their pharmaceutical uses | Donald E. Kuhla, Henry F. Campbell, William L. Studt, Robert A. Galemmo, Jr., Pamela J. Durham | 1988-02-23 |
| 4707478 | Heterocyclic amidino substituted ureas and their pharmaceutical uses | William L. Studt, Harry K. Zimmerman | 1987-11-17 |
| 4704388 | 3- And 5-(bicyclic ether or bicyclic alkylene thioether)alkylene amino thiatriazines, and their pharmaceutical uses | Donald E. Kuhla, Henry F. Campbell, William L. Studt | 1987-11-03 |
| 4632927 | Bicyclic nitrogen heterocyclic ethers and thioethers, and their pharmaceutical uses | Henry F. Campbell, Donald E. Kuhla, William L. Studt | 1986-12-30 |
| 4595683 | 3- and 5-[bicyclic ether or bicyclic alkylene thioether]alkylene amino thiatriazines, and their pharmaceutical uses | Donald E. Kuhla, Henry F. Campbell, William L. Studt | 1986-06-17 |
| 4544670 | Method of treating coccidiosis with acyl guanidines | William L. Studt, Harry K. Zimmerman, James L. Barnes | 1985-10-01 |
| 4520025 | Bicyclic nitrogen heterocyclic ethers and thioethers, and their pharmaceutical uses | Henry F. Campbell, Donald E. Kuhla, William L. Studt | 1985-05-28 |
| 4452980 | Triazinones | George H. Douglas, William L. Studt, Chong M. Won, Jerome J. Zalipsky | 1984-06-05 |
| 4443456 | Pyridyl alkylene amidinoureas | George H. Douglas, William L. Studt, Harry K. Zimmerman | 1984-04-17 |
| 4440949 | Amidinoureas | George H. Douglas, William L. Studt | 1984-04-03 |
| 4418209 | Amidinothioureas | George H. Douglas, Julius Diamond, William L. Studt | 1983-11-29 |
| 4387225 | Heterocyclic alkylene triazinones | George H. Douglas, William L. Studt, Chong M. Won, Jerome J. Zalipsky | 1983-06-07 |
| 4338441 | Triazinones | George H. Douglas, William L. Studt, Chong M. Won, Jerome J. Zalipsky | 1982-07-06 |
| 4246409 | Triazinones | George H. Douglas, William L. Studt, Chong M. Won, Jerome J. Zalipsky | 1981-01-20 |
| 4242340 | Method for the treatment of diarrheal disease conditions and symptoms in mammals | George H. Douglas, William L. Studt | 1980-12-30 |
| 4242337 | Method for treatment of diarrheal disease conditions or symptons in mammals | George H. Douglas, William L. Studt | 1980-12-30 |
| 4242338 | Method for treatment of gastrointestinal secretory and ulcerogenic disease conditions or symptoms in mammals | George H. Douglas, William L. Studt | 1980-12-30 |
| 4242339 | Method for treatment of gastrointestinal spasmodic disease conditions or symptoms in mammals | George H. Douglas, William L. Studt | 1980-12-30 |
| 4218450 | Method for treatment of gastrointestinal spasmodic disease conditions or symptoms in mammals | George H. Douglas, William L. Studt | 1980-08-19 |