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US3202797A Expired / Lapsed US ⏱️ 0.0 years remaining

Hair drier with fan and heater

Assignee: Knapp Monarch Co
•
Filing: 1961-06-19
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Granted: 1965-08-24
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Expires: 1981-06-19
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Abstract

No abstract record available.

Inventors

  • 👤 Robert D Uthoff

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:51
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 187 words
A HAIR DRIER COMPRISING, IN COMBINATION: METALLIC CHASSIS MEANS INCLUDING AN APERTURED TOP WALL AND DEPENDING UPRIGHT SIDE WALL MEANS WHICH SUBSTANTIALLY DEFINE AND ENCLOSED BELOW SAID TOP WALL A FAN CHAMBER WITH AN EXTENSION THEREOF WHICH SERVES AS AN ELONGATED AIR FLOW PASSAGEWAY THAT TERMINATES AT AN APERTURE DEFINED IN A SIDE WALL OF SAID CHASSIS MEANS, A FAN MOUNTED ON SAID CHASSIS MEANS IN SAID CHAMBER AND ARRANGED TO DIRECT AIR UNDER PRESSURE THROUGH SAID AIR FLOW PASSAGEWAY TOWARD SAID APERTURE, HEATING MEANS SUPPORTED BY SAID CHASSIS MEANS AND POSITIONED IN SAID CHAMBER FOR HEATING THE AIR DIRECTED FROM SAID FAN, A CONTROL SWITCH ASSEMBLY CARRIED BY SAID CHASSIS MEANS, CIRCUIT MEANS SUPPORTED BY SAID CHASSIS MEANS BELOW SAID TOP WALL OF THE CHASSIS MEANS AND INWARDLY OF THE SIDE WALL MEANS AND ARRANGED TO BE SELECTIVELY CONTROLLED BY SAID SWITCH ASSEMBLY FOR EFFECTING OPERATIONS THAT INCLUDE ENERGIZING SELECTED PORTIONS OF SAID HEATING ELEMENT TO HEAT THE AIR BEING DISCHARGED THROUGH THE AIR FLOW PASSAGEWAY TO SELECTED TEMPERATURE LEVELS, SAID SWITCH ASSEMBLY SIMULTANEOUSLY OPERATING SAID FAN TO DEIVE AIR THROUGH SAID PASSAGEWAY, A HOUSING OF
Claim 2
Dependent Claim 187 words
A HAIR DRIER COMPRISING, IN COMBINATION: METALLIC CHASSIS MEANS INCLUDING AN APERTURED TOP WALL AND DEPENDING UPRIGHT SIDE WALL MEANS WHICH SUBSTANTIALLY DEFINE AND ENCLOSED BELOW SAID TOP WALL A FAN CHAMBER WITH AN EXTENSION THEREOF WHICH SERVES AS AN ELONGATED AIR FLOW PASSAGEWAY THAT TERMINATES AT AN APERTURE DEFINED IN A SIDE WALL OF SAID CHASSIS MEANS, A FAN MOUNTED ON SAID CHASSIS MEANS IN SAID CHAMBER AND ARRANGED TO DIRECT AIR UNDER PRESSURE THROUGH SAID AIR FLOW PASSAGEWAY TOWARD SAID APERTURE, HEATING MEANS SUPPORTED BY SAID CHASSIS MEANS AND POSITIONED IN SAID CHAMBER FOR HEATING THE AIR DIRECTED FROM SAID FAN, A CONTROL SWITCH ASSEMBLY CARRIED BY SAID CHASSIS MEANS, CIRCUIT MEANS SUPPORTED BY SAID CHASSIS MEANS BELOW SAID TOP WALL OF THE CHASSIS MEANS AND INWARDLY OF THE SIDE WALL MEANS AND ARRANGED TO BE SELECTIVELY CONTROLLED BY SAID SWITCH ASSEMBLY FOR EFFECTING OPERATIONS THAT INCLUDE ENERGIZING SELECTED PORTIONS OF SAID HEATING ELEMENT TO HEAT THE AIR BEING DISCHARGED THROUGH THE AIR FLOW PASSAGEWAY TO SELECTED TEMPERATURE LEVELS, SAID SWITCH ASSEMBLY SIMULTANEOUSLY OPERATING SAID FAN TO DEIVE AIR THROUGH SAID PASSAGEWAY, A HOUSING OF

References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-23 1969-02-22 1969-08-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-23 1973-02-22 1973-08-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-23 1977-02-22 1977-08-24 $7700.00 Window Closed / Lapsed

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