USPTO serial 72157755
AMPROBE
Reviewed by CopyMark Law Group
Reg. 0760654Status 900
- Filing date
- Status date
- Registration date
- Nov 26, 1963
- 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 | ELECTRICAL RECORDING AND INDICATING INSTRUMENTS-NAMELY, VOLTMETERS, AMMETERS, VOLT-AMMETERS, STEP-UP AND STEP-DOWN DEVICES USABLE WITH VOLTAMMETERS, CIRCUIT TRACERS, VOLT AND AMPERAGE RECORDING INSTRUMENTS, NULLBALANCE MEASURING INSTRUMENTS, DEVICES FOR AMPLIFYING MEASURING INSTRUMENTS, OUTPUT AND AUTOMATIC INSTRUMENT CONTROLLING SWITCHES | EXPIRED | Nov 13, 1961 |
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 |
|---|---|---|---|
| Feb 26, 1984 | EXRG | EXPIRED SEC. 9 | — |