USPTO serial 72249630
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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 | SOLID STATE ENCAPSULATED OR POTTED CIRCUITS IN THE FORM OF ENCAPSULATED MODULES CONSTITUTING INTERCHANGEABLE COMPONENTS FOR ELECTRONIC EQUIPMENT FOR CONTROL SYSTEMS, SUCH AS PROCESS SEQUENCERS, SCANNING AND LOGGING DEVICES FOR TEMPERATURE AND OTHER VARIABLE FACTORS; RAILWAY SUPERVISORY SYSTEMS; AND SPECIAL PURPOSE COMPUTERS | EXPIRED | Apr 5, 1961 |
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 3, 1992 | EXRG | EXPIRED SEC. 9 | — |