Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D929095 | Footwear sole | William J. Cass, Grant A. Urie | 2021-08-31 |
| D910295 | Footwear sole | William J. Cass, Steven A. Workman | 2021-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D929095 | Footwear sole | William J. Cass, Grant A. Urie | 2021-08-31 |
| D910295 | Footwear sole | William J. Cass, Steven A. Workman | 2021-02-16 |