Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11324674 | Compositions for neutralizing and coloring hair and methods thereof | Mario M. de la Guardia | 2022-05-10 |
| 11224559 | Compositions and methods for removing hair styling aids | Mario M. de la Guardia | 2022-01-18 |
| 9532936 | Compositions and methods for removing hair styling aids | Mario M. de la Guardia | 2017-01-03 |
| 9533177 | Methods of neutralizing relaxed hair and compositions for same | Mario M. de la Guardia | 2017-01-03 |
| 8950411 | Compositions for neutralizing and coloring hair and methods thereof | Mario M. de la Guardia | 2015-02-10 |
| 8256436 | Compositions for neutralizing and coloring hair and methods thereof | Mario M. de la Guardia | 2012-09-04 |
| 7874299 | Methods of neutralizing relaxed hair and compositions for same | Mario M. de la Guardia | 2011-01-25 |
| 5565216 | Hair relaxer compositions | Donald R. Cowsar | 1996-10-15 |