USPTO serial 71533499
GR
Reviewed by CopyMark Law Group
Reg. 0531134Status 900
- Filing date
- Status date
- Registration date
- Sep 26, 1950
- Examiner
- —
- Law office
- FILE DESTROYED
What this means
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Owner
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 021 | ELECTRICAL APPARATUS NAMELY, AUDIO AND RADIO GENERATORS, OSCILLATORS, DETECTOR ASSEMBLIES AND CIRCUITS, RECTIFIERS AND DIRECT AND ALTERNATING-CURRENT AMPLIFIERS; VOLTAGE, CURRENT AND ELECTRONIC POWER-SUPPLY SYSTEMS; VIBRATION PICK-UPS FOR GENERATING VOLTAGES IN RESPONSE TO MECHANICAL VIBRATIONS; AUDIO-FREQUENCY AND RADIO-FREQUENCY TRANSFORMERS; CONNECTORS, INSULATORS, BINDING POSTS, SWITCHES, CONTACTORS, CONTACT MEMBERS, KNOBS, SOCKETS, RHEOSTATS, POTENTIOMETERS FOR USE IN RADIO AND SIMILAR APPARATUS, RESISTORS, ATTENUATORS AND VOLTAGE DIVIDERS; CAPACITORS, INDUCTORS AND CHOKES; ELECTRIC AND ELECTRONIC CONTROL BOXES AND MOTOR-SPEED CONTROL CIRCUITS; RADIO AND OTHER DIALS FOR USE ON ELECTRICAL COMPONENTS AND INSTRUMENTS; ELECTRO-MECHANICAL HUMMER OSCILLATORS; PIEZO-ELECTRIC CRYSTALS; ELECTRIC FILTERS; STORAGE AND DRYCELL BATTERIES; ELECTRIC CABLES; CATHODE-RAY TUBES; TRANSMISSIONLINE PHASE, INSERTION AND TERMINAL UNITS; AND TUNED ELECTRIC CIRCUITS FOR SUPPRESSING HARMONICS AND OTHER FREQUENCY COMPONENTS, NOISE AND HUM | EXPIRED | Oct 1, 1923 |
| 026 | STANDARD UNITS OF RESISTANCE, INDUCTANCE AND CAPACITANCE FOR USE IN ELECTRIC MEASURING CIRCUITS; ELECTRICAL BRIDGE CIRCUITS OF THE DECADE, SLIDE-WIRE, DISSIPATION-FACTOR, VACUUM-TUBE-CHARACTERISTIC, CAPACITANCE, RESISTANCE AND INDUCTANCE TYPES AND ACCESSORY ELECTRIC CIRCUITS AND COMPONENTS REQUIRED FOR OPERATION WITH THE BRIDGE CIRCUITS; VOLTMETERS, OHMMETERS, D'ARSONVILLEMETERS, GALVANOMETERS, WAVEMETERS, METERS FOR MEASURING CAPACITY, IMPEDANCE, MODULATION, SOUND-LEVEL, NOISE, VIBRATION, DISTORTION, RATE, AUDIBILITY, FREQUENCY AND POWER, AND METERS OF THE HOT-WIRE, HETERODYNE AND OTHER TYPES AND ACCESSORY ELECTRIC CIRCUITS AND COMPONENTS REQUIRED FOR OPERATION WITH THE METERS; ELECTRIC INTERPOLATION APPARATUS; INDUSTRIAL ELECTRONIC STROBOSCOPIC AND OTHER INSTRUMENTS NAMELY, MOTION-PICTURE RECORDING APPARATUS AND FRAMES, CAMERAS, TRIPODS, INSTRUMENT-CARRYING CASES, LENSES AND ELECTRIC FLASH LAMPS; WAVE-FORM, VIBRATION, AND SOUND-MEASURING INSTRUMENTS AND ANALYZERS; CALIBRATION, VACUUM-TUBE AND OTHER PRECISION FORKS; VOLTAGE AND CURRENT MULTIPLIERS; SPECIAL MEASURING INSTRUMENTS FOR MAKING MEASUREMENTS AT AUDIO AND RADIO FREQUENCIES; MEASURING NET-WORKS; STANDARD-SIGNAL GENERATORS AND OSCILLATORS; OSCILLOSCOPES, GAMMA-RAY AND BETA-RAY COUNTERS; FREQUENCY STANDARDS AND MONITORS; AND RANGE-EXTENSION UNITS | EXPIRED | Oct 1, 1923 |
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 |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Sep 26, 1970 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |