USPTO serial 71561769
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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SAN FRANCISCO, CA
| Class | Description | Status | First use |
|---|---|---|---|
| 013 | FUEL CONTROL CHECK VALVES; RELIEF VALVES; ANTI SIPHON VALVES FOR PREVENTING SIPHONING OF FUEL; METALLIC BELLOWS CONNECTED TO AND ADAPTED FOR MOVING LEVER ARMS WHEN THE BELLOWS ARE EXPANDED AND CONTRACTED DUE TO CHANGES IN PRESSURE AND STRAINERS FOR MECHANICALLY REMOVING FOREIGN MATERIAL FROM OIL | EXPIRED | — |
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 |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Feb 6, 1971 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |