USPTO serial 71646755
Reviewed by CopyMark Law Group
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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| Class | Description | Status | First use |
|---|---|---|---|
| 026 | MEASURING VENTURIS; HUMIDITY INDICATORS; AUTOMATIC CONTROL MAIN VALVE UNITS FOR REGULATING THE AIR PRESSURE IN COMPARTMENTS OF AIR-CRAFT, AND COMPONENT PARTS-NAMELY, ISOBARIC CHANGERS, CABIN ALTITUDE SELECTORS, RATE OF CHANGE SELECTORS, DIFFERENTIAL CHANGERS, DIFFERENTIAL TIMERS, JACK POSITIONED VALVES, VALVES OPERABLE AS AUXILIARIES TO MAIN UNIT, RATIO CONTROL VALVES, DIFFERENTIAL PRESSURE CONTROL VALVES, AND DIFFERENTIAL RATE OF CHANGE CONTROL VALVES; THERMOSTATIC GOVERNORS; THERMOSTATIC TEMPERATURE CONTROL VALVES; PNEUMATIC THERMOSTATS; VARIABLE AREA AIR FLOW CONTROL; DIFFERENTIAL PRESSURE CONTROL; FLOW MEASURING CONTROL; PRESSURE BREATHING DEMAND REGULATORS; OIL TEMPERATURE REGULATORS; FLOATING CONTROL THERMOSTATS; OIL DIVERTER THERMOSTATS; TEST STANDS FOR TESTING PNEUMATIC AND ELECTRICAL DEVICES; ELECTRONIC CABIN TEMPERATURE REGULATORS; ELECTRONIC COMPUTERS; FLUID PRESSURE RESPONSIVE TRANSDUCERS; ACCELEROMETER POTENTIOMETERS; AND ELEVATION COMPUTERS | EXPIRED | — |
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 |
|---|---|---|---|
| Jul 31, 1995 | EXRG | EXPIRED SEC. 9 | — |
| Oct 26, 1974 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |