Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626836 | Low VOC hair spray compositions containing terpolymers of vinyl pyrrolidone, vinyl caprolactam and 3-(N-dimethylaminopropyl) methacrylamide | Kou-Chang Liu, Colleen M. Rocafort, Lowell R. Anderson | 1997-05-06 |
| 5609865 | Substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications | Kou-Chang Liu, Lowell R. Anderson, Eugene Hardy | 1997-03-11 |