Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364541 | Method to impart coffee stain resistance to polyamide textile substrates | Lidia T. Calcaterra, Mathias P. Koljack, Qamardin Farishta, William B. Bedwell, Dale A. Hangey +1 more | 1994-11-15 |
| 5359010 | Method to impart coffee stain resistant to polyamide textile substances | Lidia T. Calcaterra, Mathias P. Koljack, Qamardin Farishta, William B. Bedwell, Dale A. Hangey +1 more | 1994-10-25 |
| 5135774 | Method to impart coffee stain resistance to polyamide fibers | Lidia T. Calcaterra, Mathias P. Koljack, Qamardin Farishta, William B. Bedwell, Dale A. Hangey +1 more | 1992-08-04 |
| 5118551 | Method to impart stain resistance to polyamide textile substrates | Lidia T. Calcaterra, Mathias P. Koljack, Qamardin Farishta, William B. Bedwell, Dale A. Hangey +1 more | 1992-06-02 |