USPTO serial 72429010
Reviewed by CopyMark Law Group
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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MICHAEL T. HELFAND
ARNOLD N APPLEBAUM SOLID STATE DEVICES INC14830 VLY VW AVELA MIRADA, CA 90638UNITED STATES| Class | Description | Status | First use |
|---|---|---|---|
| 021 | POWER SUPPLIES AND POWER CONVERTERS | EXPIRED | May 12, 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 |
|---|---|---|---|
| Sep 11, 2004 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Jul 1, 2003 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Oct 14, 1993 | RNL1 | REGISTERED AND RENEWED (FIRST 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. |
| Aug 23, 1993 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| Oct 29, 1979 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |