USPTO serial 71635205
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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 | THERMIONIC TUBES AND TUBE CIRCUITS OTHER THAN MEASURING AND TESTING CIRCUITS, INCLUDING KLYSTRON TUBES AND KLYSTRON TUBE CIRCUITS SERVING AS OSCILLATORS, AMPLIFIERS, MULTIPLIERS, VARIABLE IMPEDANCES, MODULATORS, MIXERS, AND DETECTORS; AND TRAVELING WAVE TUBES AND TUBE CIRCUITS | EXPIRED | Nov 15, 1951 |
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 |
|---|---|---|---|
| Aug 14, 2004 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Apr 11, 2002 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jan 13, 1994 | RNL2 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Nov 10, 1993 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| Nov 10, 1973 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |