USPTO serial 72139810
KNIGHT
Reviewed by CopyMark Law Group
Reg. 0741271Status 900
- Filing date
- Status date
- Registration date
- Nov 27, 1962
- Examiner
- —
- Law office
- FILE DESTROYED
What this means
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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Owner
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 026 | GRID DIP METERS, VACUUM TUBE VOLTMETERS, VOLT-OHM METERS, SIGNAL GENERATORS, SWEEP GENERATORS, VOLTAGE CALIBRATORS, VARIABLE FREQUENCY OSCILLATORS, SIGNAL TRACERS, CRYSTAL CALIBRATORS, OSCILLOSCOPES, RESISTANCE-CAPACITANCE BRIDGES, IMPEDANCE BRIDGES, CAPACITOR CHECKERS, SUBSTITUTION BOXES, TUBE TESTERS, TRANSISTOR AND DIODE CHECKERS, LABORATORY KITS, TACHOMETERS, PHOTOELECTRIC RELAY UNITS | EXPIRED | — |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 10, 1987 | EXRG | EXPIRED SEC. 9 | — |