Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610646 | Enhanced duration fragrance delivery system having a non-distorted initial fragrance impression | Robert Richard Dykstra, Lynette Anne Makins Holland, Jill Mattila | 2003-08-26 |
| 6544945 | Cyclic pro-perfumes having modifiable fragrance raw material alcohol release rates | Kenneth Nathan Price, Lon Montgomery Gray | 2003-04-08 |
| 6514925 | O-substituted N,N-diacylhydroxylamine bleach activators and compositions employing the same | Robert Richard Dykstra | 2003-02-04 |