Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807371 | Drinking cup lid having recessed opening and sealing plug | Daniel J. Zuares, Robert M. Schwartz | 2014-08-19 |
| 8235236 | Drinking cup lid having a plug attached with two arms | Daniel J. Zuares, Robert M. Schwartz | 2012-08-07 |
| 7954659 | Drinking cup lid having a plug | Daniel J. Zuares, Robert M. Schwartz | 2011-06-07 |