USPTO serial 71645555
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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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HUNTINGTON PARK, CA
| Class | Description | Status | First use |
|---|---|---|---|
| 023 | FLUID OPERATED SUBSURFACE OIL WELL PUMPS AND PARTS THEREOF, SURFACE PUMPS FOR FURNISHING POWER FLUID UNDER PRESSURE AND PARTS THEREOF, PERFORATED CASINGS FOR LINING OIL WELL BORES, TUBING SLIPS FOR SUPPORTING OIL WELL EQUIPMENT WITHIN THE WELL, AND TUBING CLAMPS FOR SECURING TOGETHER A PLURALITY OF OIL WELL TUBINGS | EXPIRED | Dec 31, 1937 |
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 18, 1995 | EXRG | EXPIRED SEC. 9 | — |
| Dec 14, 1974 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |