USPTO serial 72293686
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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 | ELECTRONIC CIRCUIT CONSISTING OF A COMBINATION OF ELECTRONIC COMPONENTS SUCH AS RESISTORS, CAPACITORS, AND/OR SEMI-CONDUCTING COMPONENTS SUCH AS INTEGRATED CIRCUITS, WHICH ARE INTEGRALLY ASSEMBLED ON A CERAMIC DIELECTRIC BASE | EXPIRED | Nov 17, 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 3, 1992 | EXRG | EXPIRED SEC. 9 | — |