| Number | Name | Date | Kind |
|---|---|---|---|
| D221135 | Schorer et al. | Jul 1971 | |
| 2942301 | Price et al. | Jun 1960 | |
| 3495733 | Davis | Feb 1970 | |
| 3666162 | Tiffin et al. | May 1972 | |
| 3850361 | Day et al. | Nov 1974 |
| Number | Date | Country |
|---|---|---|
| 1,399,307 | Jun 1964 | FRX |
| 1,547,599 | Nov 1968 | FRX |
| Entry |
|---|
| Tableware International, Nov. 1974, p. 66, Cups From Drg., lower r. panel, front l. cup. |