USPTO serial 72343909
GUS
Reviewed by CopyMark Law Group
Reg. 0944038Status 900
- Filing date
- Status date
- Registration date
- Oct 3, 1972
- Examiner
- —
- Law office
- FILE REPOSITORY (FRANCONIA)
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 | DIGITAL SEISMIC DATA RE-RECORDING SYSTEMS AND COMPONENTS THEREOF COMPRISING ESSENTIALLY, LEAKAGE AND CONTINUITY TESTERS, LINE BALANCE CONTROLS AND TESTERS, MULTICHANNEL SWITCH UNITS, DIGITAL SEISMIC AMPLIFIERS, CIRCUIT NOISE TESTERS, BINARY GAIN AMPLIFIER UNITS, DIGITAL-TO-ANALOG CONVERTERS, ANALOG-TO-DIGITAL CONVERTERS, COMPUTERS INTERFACES, MULTIPLEXERS AND DEMULTIPLEXERS, FILTERS, AND AIRCRAFT RATE OF CLIMB INDICATORS | EXPIRED | Dec 5, 1969 |
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 |
|---|---|---|---|
| Jul 12, 1993 | EXRG | EXPIRED SEC. 9 | — |
| Oct 24, 1979 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |