USPTO serial 72235947
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 |
|---|---|---|---|
| 021 | AMPLIFIERS | EXPIRED | — |
| 023 | SHOT HOLE DRILLS AND MACHINE TOOL ASSEMBLIES FOR SHAPING MATERIALS | ACTIVE | — |
| 026 | ELECTRONIC, GEOPHYSICAL AND SURVEYING EQUIPMENT-NAMELY, DETECTORS FOR USE IN DETECTING, RECORDING AND REPRESENTING SEISMIC DISTURBANCES, SEISMOGRAPHS | ACTIVE | — |
| 100 | GEOPHYSICAL SURVEYING SERVICES IN OIL, GAS AND OTHER MINERAL EXPLORATIONS, SCIENTIFIC AND GEOLOGIC STUDIES TO DETERMINE GEOLOGIC CONDITIONS FOR BUILDINGS, HIGHWAYS, AND MILITARY OPERATIONS, AND DATA PROCESSING AND INTERPRETATION IN OIL, GAS AND OTHER MINERAL RESEARCH AND DEVELOPMENT | ACTIVE | — |
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 22, 1987 | EXRG | EXPIRED SEC. 9 | — |