Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10342295 | Replaceable traction cleat for footwear | John Robert Burt | 2019-07-09 |
| 8769751 | Method of attaching a traction cleat to a shoe mounted receptacle | John Robert Burt, Lee Paul Shuttleworth | 2014-07-08 |
| 8707588 | Traction cleat for footwear | John Robert Burt, Lee Paul Shuttleworth | 2014-04-29 |
| 8667714 | Attachment and locking system for replaceable traction cleats | John Robert Burt, Lee Paul Shuttleworth | 2014-03-11 |
| 8631591 | Replaceable traction cleat for footwear | John Robert Burt, Faris W. McMullin | 2014-01-21 |
| 8544195 | Method and apparatus for interconnecting traction cleats and receptacles | John Robert Burt, Lee Paul Shuttleworth | 2013-10-01 |
| 8245422 | Athletic shoe cleat with dynamic traction and method of making and using same | John Robert Burt | 2012-08-21 |
| 8191286 | Traction cleat system for an athletic shoe | — | 2012-06-05 |
| D534218 | Sign | David MCFERRIN | 2006-12-26 |
| 6101662 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, William W. Barton | 2000-08-15 |
| 5979009 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, William W. Barton, Anthony W. Gilbert | 1999-11-09 |
| 5584092 | Roller having slip-on cage for paint roller cover | Bruce C. Polzin, Robert A. Shaffer, David L. Prins, William W. Barton | 1996-12-17 |