USPTO serial 72058358
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 | HYDROPHONES, SEISMOMETERS, GALVANOMETERS, OSCILLOGRAPHS, PHOTOGRAPHIC DEVELOPING UNITS COMPRISING A COMPACT CASE WITH SOLUTION CANS AND LIGHT-PROOF HOODS, ELECTRONIC TESTING INSTRUMENTS TO EVALUATE THE TRANSIENT CHARACTERISTICS OF ELECTRONIC EQUIPMENT, CALIBRATED INSTRUMENTS TO SIMULATE LABORATORY CONDITIONS FOR LABORATORY MEASUREMENTS, AND METAL HOUSINGS, CASINGS AND RACKS ADAPTED FOR USE WITH THE AFORESAID INSTRUMENTS | EXPIRED | Jan 31, 1957 |
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 7, 1987 | EXRG | EXPIRED SEC. 9 | — |