USPTO serial 72323581
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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 |
|---|---|---|---|
| 052 | LIQUID MACHINE CLEANER FOR THE REMOVAL OF DEPOSITS OF DEGRADED COOLANTS, OILS, DIRT, AND THE LIKE FROM MACHINE SURFACES, COOLANT LINES, AND FITTINGS | EXPIRED | Mar 6, 1967 |
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 |
|---|---|---|---|
| Nov 4, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Sep 22, 1989 | CMMP | MISCELLANEOUS PAPER | — |