USPTO serial 72232663
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This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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EAST NEWARK, NJ
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | FIBROUS, POROUS MATERIALS IN TISSUE LIKE SHEETS, IN SINGLE AND MULTI-LAYERED SHEETS, IN STRIPS IN CYLINDRICAL AND CUP SHAPES, IN MEMBRANES, MATS, GAUZES, BLOCKS, BARS AND TUBES ALL MADE OF PURE POLYTETRAFLUORETHYLENE AND OF POLYTETRAFLUORETHYLENE IN COMBINATION WITH OTHER SYNTHETIC RESINS, SYNTHETIC ORGANIC AND INORGANIC SUBSTANCES | EXPIRED | Jun 28, 1965 |
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
| Date | Code | Event | What it means |
|---|---|---|---|
| Jan 26, 1989 | EXRG | EXPIRED SEC. 9 | — |