USPTO serial 72364843
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 |
|---|---|---|---|
| 013 | FLUID FLOW REGULATING VALVES | EXPIRED | — |
| 021 | ELECTRIC SWITCHES OPERATED PROGRAMMATICALLY, SEQUENTIALLY AND SELECTIVELY, ELECTROMAGNETIC RELAYS, REMOTE SET POINT AND FEEDBACK POTENTIOMETERS AND ANNUNCIATORS | EXPIRED | — |
| 023 | PNEUMATIC ACTUATORS FOR VALVES AND DAMPERS, AIR COMPRESSORS, AIR DRYERS, AIR FILTERS, AIR PRESSURE REGULATORS, PNEUMATIC RELAYS, AFTER COOLERS AND PRESSURE GAUGES | EXPIRED | — |
| 026 | INSTRUMENTS FOR MONITORING, MEASURING AND CONTROLLING CONDITIONS-NAMELY, SENSORS, SIGNAL MODULATORS AND INDICATORS RESPONSIVE TO CONDITION CHANGES INCLUDING TEMPERATURE, HUMIDITY, PRESSURE, HEAT, FLUID FLOW, POSITION, SETPOINT, FLAME, ETC.; HIGHEST, LOWEST, AND AVERAGE SIGNAL SELECTORS; CONDITION PROGRAMMERS; SIGNAL LIMITERS; SIGNAL AMPLIFIERS; LIMIT CONTROLLERS; ON-OFF CONTROLLERS; MODULATING AND TIME PROPORTIONING CONTROLLERS WITH AND WITHOUT AUTOMATIC RESET AND RATE ACTION; COMBUSTION SAFEGUARDS; CONTROL CENTERS, PANELS AND BOXES; ELECTROHYDRAULIC ACTUATORS; RECTIFIERS; SIGNAL CONVERTERS; AND REMOTE CONTROL AND MONITORING SYSTEMS EMPLOYING SAID INSTRUMENTS | 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 |
|---|---|---|---|
| Nov 4, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Feb 28, 1977 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |