USPTO serial 72128190
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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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SOUTH PASADENA, CA
| Class | Description | Status | First use |
|---|---|---|---|
| 026 | ELECTRICAL COMPONENTS INCLUDING STRAIN GAGES, CALIBRATION INSTRUMENTS, ELECTRICAL INSTRUMENTS FOR BALANCING ELECTRICAL BRIDGES, TELEMETRY EQUIPMENT, FREQUENCY CONVERTERS, TEST OSCILLATORS FOR PRODUCING LABORATORY TEST SIGNALS, VOLTAGE BREAKDOWN TESTERS, AND FORCE MEASURING TRANSDUCERS | EXPIRED | Jul 7, 1961 |
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 |
|---|---|---|---|
| Mar 24, 1984 | EXRG | EXPIRED SEC. 9 | — |