USPTO serial 72210458
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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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| Class | Description | Status | First use |
|---|---|---|---|
| 016 | LIQUID BATH FOR APPLICATION TO METAL TO PROVIDE A NON-ORGANIC CRYSTALLINE MANGANESE IRON PHOSPHATE COATING, PARTICULARLY ON STEEL AND IRON SURFACES, TO PREVENT METAL-TO-METAL CONTACT, SCUFFING, GALLING, AND SEIZURE IN ADDITION TO CORROSION RESESTANCE | EXPIRED | May 1, 1964 |
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 14, 1989 | EXRG | EXPIRED SEC. 9 | — |