Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888396 | Novel cationic acrylamide polymers and processes for their preparation | William Chiang, George J. W. Tichenor | 1989-12-19 |
| 4777218 | Cationic nitrogen acrylamide polymers | William Chiang, George J. W. Tichenor | 1988-10-11 |
| 4736006 | Terpolymers of chlorotrifluoroethylene, or tetrafluoroethylene, ethylene and perfluoroisoalkoxy perfluoroalkyl ethylenes | Forrest J. Rahl, Harry E. Ulmer | 1988-04-05 |
| 4605707 | Quaternary polyalkylene imine containing 2-hydroxypropyltrimethyl ammonium salt pendent side chain groups | Harry E. Ulmer | 1986-08-12 |
| 4594452 | Process for the preparation of anhydrous N-(3-chloro-2-hydroxypropyl) trialkylammonium salts | Michael A. Kocur | 1986-06-10 |
| 4397979 | Polymer composition containing lithium, manganese or zirconium nucleating agent | — | 1983-08-09 |
| 4393233 | Preparation of p-(1,1-dimethyl-2-hydroxyethyl)benzoic acid | Bruce T. DeBona | 1983-07-12 |
| 4310655 | Polymers of p-(1,1-dimethyl-2-hydroxyethyl)benzoic acid and preparation thereof | Bruce T. DeBona | 1982-01-12 |