USPTO serial 72133129
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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 | CLOSED CIRCUIT TELEVISION MONITORING SYSTEM FOR USE IN APARTMENT HOUSES WHICH INCLUDES TELEVISION CAMERAS AND TELEVISION AND RADIO RECEIVERS AND TRANSMITTERS USED FOR THE PURPOSE OF PERMITTING TENANTS TO VIEW AND INTERVIEW PROSPECTIVE VISITORS | EXPIRED | Apr 18, 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 |
|---|---|---|---|
| Oct 23, 1987 | EXRG | EXPIRED SEC. 9 | — |