| Primary Embossing | Index | Base Type | Front Skirt | Rear Skirt | Colors Reported | Notes | Ref. No. |
|---|---|---|---|---|---|---|---|
| Pyrex | 030 | SB | CORNING PYREX T.M. REG. U.S. PAT | OFF. MADE IN U.S.A. 662 | carnival | G235P1.3.1 | |
| Pyrex | 040 | SB | CORNING PYREX T.M. REG. U.S. PAT. |
9 OFF. MADE IN U.S.A. 662 |
carnival | G235P14.9 | |
| Pyrex | 040 | SB | CORNING PYREX T.M. REG. U.S. PAT | 11 OFF. MADE IN U.S.A. 662 |
clear | G235P14.11 |