USPTO serial 72260127
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 |
|---|---|---|---|
| 034 | EXHAUST FANS; UNITS COMPRISING A SUPPLY AND RETURN AIR DUCT AND AN EXHAUST FAN FOR THE DRAFT-FREE REMOVAL OF ROOM AIR; UNITS COMPRISING A SUPPLY AND RETURN AIR DUCT, AN EXKHAUST FAN FOR THE DRAFT-FREE REMOVAL OF ROOM AIR, AND AN AIR HEATER; UNITS COMPRISING A SUPPLY AND RETURN AIR DUCT, AN EXHAUST FAN FOR THE DRAFT-FREE REMOVAL OF ROOM AIR, AN AIR HEATER, AND AN AIR COOLER; UNITS COMPRISING A SUPPLY AND RETURN AIR DUCT, A FAN FOR THE DRAFT-FREE REMOVAL OF ROOM AIR, AN AIR HEATER, AND AN AIR FILTER; UNITS COMPRISING A SUPPLY AND RETURN AIR DUCT, A FAN FOR THE DRAFT-FREE REMOVAL OF AIR, AN AIR HEATER, AN AIR COOLER, AND AN AIR FILTER; KAIR-HUMIDIFIERS; AIR-DEHUMIDIFIERS; AIR-CONDITIONING UNITS; AXIAL AND CENTRIFUGAL VENTILATORS; THIN LAYER EVAPORATORS; AND SPRAY-DRIERS | 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 | — |