Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D910295 | Footwear sole | William J. Cass, Clark A. Matis | 2021-02-16 |
| D902571 | Footwear upper | William J. Cass, Clark A. Matis | 2020-11-24 |
| 10834998 | Footwear including a holding cage | William J. Cass, Clark A. Matis | 2020-11-17 |
| D877477 | Footwear upper | William J. Cass, Clark A. Matis | 2020-03-10 |
| D408619 | Cleated sole | William J. Worthington | 1999-04-27 |