USPTO serial 72299594
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, POWER CONVERTERS, AND PRINTED CIRCUITRY | EXPIRED | Jul 20, 1964 |
| 026 | CORE MEMORIES, MULTI-CHANNEL ANALYZERS, COMPUTERS, DIGITAL DATA PROCESSORS, ANALOG TO DIGITAL CONVERTERS, ENCODERS, MEMORY EXERCISER, PULSE HEIGHT ANALYZER AND NUCLEAR RADIATION DETECTION AND MEASUREMENT UNITS | EXPIRED | Mar 31, 1967 |
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 | — |