Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7195130 | Drinking cup lids with promotional game piece | William B. Pendergrass, Robert J. Schaefer, Joseph M. Neukam | 2007-03-27 |
| D530602 | Top center panel of a cup lid | Robert J. Schaefer | 2006-10-24 |
| 5911331 | Dome lid for drinking cup | — | 1999-06-15 |
| D360133 | Container lid | — | 1995-07-11 |
| 5335812 | Drinking vessel lid having a defined straw puncturable area | — | 1994-08-09 |
| 5183172 | Drink through container lid | — | 1993-02-02 |
| 4241841 | Severable connecting means | — | 1980-12-30 |
| D255010 | Produce hamper | — | 1980-05-20 |
| 4194626 | Container adapted to be stacked vertically and on its side | — | 1980-03-25 |