USPTO serial 72287477
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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| Class | Description | Status | First use |
|---|---|---|---|
| 013 | FLUID CONTROL VALVES AND PARTS THEREOF | EXPIRED | Aug 15, 1925 |
| 023 | CIRCULATORS AND PUMPS-NAMELY, ELECTRICALLY OPERATED CENTRIFUGAL TYPE PUMPS, PRIMARILY FOR USE IN HOT WATER HEATING SYSTEMS AND AIR CONDITIONING SYSTEMS | EXPIRED | Jan 1, 1928 |
| 034 | TUBE TYPE HEAT EXCHANGERS, PRIMARILY FOR USE IN HOT WATER HEATING SYSTEMS AND PARTS THEREOF | EXPIRED | Jan 1, 1938 |
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 | — |