USPTO serial 72167431
WE
Reviewed by CopyMark Law Group
Reg. 0808071Status 900
- Filing date
- Status date
- Registration date
- May 10, 1966
- 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 | HIGH-FREQUENCY EQUIPMENT FOR USE IN THE ANALYSIS, DISPLAY, MEASUREMENT, CONVERSION OR GENERATION OF HIGH-FREQUENCY TEST ELECTRICAL SIGNALS-NAMELY, BOLOMETER PREAMPLIFIERS, ATTENUATION CALIBRATORS, RF SUBSTITUTION ATTENUATORS, DOUBLE STUB TUNERS, AUDIO LEVEL INDICATORS, SQUARE WAVE MODULATORS, POWER SUPPLY MODULATORS, MODULATED RF SOURCES, DIFFERENTIAL NULL INDICATORS, PRECISION RF POWER BRIDGES, D.C. POWER SUPPLIES, THERMISTOR BRIDGES, STANDARD ATTENUATOR COMPARATORS, COAXIAL STEP ATTENUATORS, AND X-BAND POWER STANDARDS | EXPIRED | Mar 29, 1963 |
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 17, 2007 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| May 10, 1986 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |
| May 9, 1986 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |