Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028659 | Self-cleaning litter box | Alan J. Cook, Kristin William Grube, Thomas E. Devlin, Karl T. Ulrich, Nathan Ulrich +1 more | 2011-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028659 | Self-cleaning litter box | Alan J. Cook, Kristin William Grube, Thomas E. Devlin, Karl T. Ulrich, Nathan Ulrich +1 more | 2011-10-04 |