Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888348 | Substituted thioureas, isothioureas and carbodiimides | Manfred Boger, Odd Kristiansen, Jozef Drabek, Haukur Kristinsson | 1989-12-19 |
| 4870184 | 1.4-bis-pyridyl-2,3-diazabutadienes | Saleem Farooq, Hans-Rudolf Waespe | 1989-09-26 |
| 4859783 | 2,2-Difluoro-4-amino-1,3-benzodioxole | — | 1989-08-22 |
| 4812464 | Pesticidal 2-pyridyl-4,5-dihydro-1,3,4-thiadiazoles | Saleem Farooq, Hans-Rudolf Waespe | 1989-03-14 |