Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824854 | Carpets treated for soil resistance | Joyce Monson Materniak | 2004-11-30 |
| 6790905 | Highly repellent carpet protectants | Patrick H. Fitzgerald, Andrew Hen Liu, Charles Strickler | 2004-09-14 |
| 6740251 | Fluorinated treatment for soil resistance | Joyce Monson Materniak | 2004-05-25 |