Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632977 | Hair care compositions containing polymeric N-vinyl formamide and methods of treating hair | Rama S. Chandran, John C. Leighton, Gary T. Martino | 1997-05-27 |
| 5609857 | Methods of conditioning hair which utilize polymeric N-vinyl formamide | Rama S. Chandran, John C. Leighton, Gary T. Martino | 1997-03-11 |