Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895871 | Benzoheterocyclyl ketone hydrazone insecticides | Kathryn A. Lutomski, John F. Engel | 1990-01-23 |
| 4767779 | Pyrazoline-1-carboxamides, composition containing them, and insecticidal method of using them | — | 1988-08-30 |
| 4622408 | Vinyl phenylthiocarbonate | — | 1986-11-11 |
| 4272440 | Intermediates for preparing hydroxyphenylpyridazinones | Robert L. Webb | 1981-06-09 |