Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5186929 | Treating proteinaceous substrates with cationic copolymer | Richard DeMarco, Janusz Jachowicz | 1993-02-16 |
| 4532127 | Composition for lightening or coloring hair containing an oxidizing agent and certain quaternary amines | Stanley Pohl, Michael Hnatchenko | 1985-07-30 |
| 4529404 | Hair dye preparation | Sigmund Iscowitz | 1985-07-16 |
| 4507280 | Hair conditioning composition and method for use | Stanley Pohl, Michael Hnatchenko | 1985-03-26 |
| 4402700 | Composition for coloring hair containing an oxidizing agent and certain quaternary amines | Stanley Pohl, Michael Hnatchenko | 1983-09-06 |