Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742134 | Method of enhancing polymerization of dialkyldiallyl ammonium compounds to produce high molecular weight polymers | George B. Butler | 1988-05-03 |
| 4400496 | Water-soluble graft copolymers of starch-acrylamide and uses therefor | George B. Butler, Thieo E. Hogen-Esch, John J. Meister | 1983-08-23 |