USPTO serial 72164079
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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 |
|---|---|---|---|
| 021 | MICROWAVE DEVICES AND PARTS THEREOF-E.G., FERRITE CIRCULATORS AND ISOLATOR; WAVE GUIDES; SEMICONDUCTOR SWITCHES, ATTENUATORS, LIMITERS, MODULATORS AND PHASE SHIFTERS; SOLID STATE OSCILLATORS AND HARMONIC GENERATORS; PHASORS; AND BENDS | EXPIRED | Sep 11, 1962 |
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 |
|---|---|---|---|
| Feb 26, 1984 | EXRG | EXPIRED SEC. 9 | — |