Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5844221 | Method and system for redeeming coupons | Edwin F. Madigan | 1998-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5844221 | Method and system for redeeming coupons | Edwin F. Madigan | 1998-12-01 |