Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851094 | Process for producing amidine sulfonic acid intermediates for guanidines | James N. Plampin, Robin C. Stanzione | 1989-07-25 |
| 4837328 | Stereoselective reaction for hexahydro-6-arylpyrrolo(2,1-A) isoquinolines | Bruce E. Maryanoff, David F. McComsey, Kirk L. Sorgi | 1989-06-06 |
| 4798893 | Process for producing 1-(5-substituted-2-ethynylphenyl)-2-propanones | David A. Cherry, John E. Mills, Roy A. Olofson, James D. Rodgers | 1989-01-17 |