USPTO serial 72431350
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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 | ELECTRIC MOTOR ADJUSTABLE SPEED DRIVES AND ELECTRIC AND ELECTRONIC CONTROL APPARATUS THEREFOR AND PARTS THEREOF-NAMELY, OPERATOR STATIONS, POWER CONVERSION UNITS, POWER SEMICONDUCTOR CLAMPS, ELECTRIC AND ELECTRONIC CONTROL MODULES AND ELECTRIC MOTORS | EXPIRED | Jun 23, 1972 |
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 |
|---|---|---|---|
| May 22, 1995 | EXRG | EXPIRED SEC. 9 | — |
| Oct 15, 1980 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |