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US3109437A Expired / Lapsed US ⏱️ 0.0 years remaining

Hair dryer

Assignee: Individual
•
Filing: 1959-05-21
•
Granted: 1963-11-05
•
Expires: 1979-05-21
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Abstract

No abstract record available.

Inventors

  • 👤 Neva I Broyles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 19:17
CPC Classifications
A; A45; A45D; A45D20/00; A45D2/00; A45D2/36

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 206 words
A DRYER FOR RAPIDLY DRYING WET HAIR, SAID DRYER COMPRISING A FLEXIBLE PANEL OF ABSORBENT SPONGEOUS MATERIAL, SAID PANEL HAVING A PLURALITY OF AIR PASSAGES FORMED THERETHROUGH TO FACILIATE CIRCULATION OF AIR THROUGH SAID PANEL, SAID PANEL BEING ADAPTED TO BE DISPOSED IN SURFACETO-SURFACE CONTACTING RELATION WITH LOCKS OF WET HAIR AND TO ABSORB WATER FROM THE LOCKS WHEREBY AIR PASSING THROUGH SAID AIR PASSAGES WILL CAUSE THE WATER ABSORBED BY SAID PANEL AND DISPOSED ABOUT SAID AIR PASSAGES TO BE EVAPORATED THEREBY ENABLING FURTHER WATER TO BE ABSORBED BY SAID PANEL AND MOVE THERETHROUGH TOWARD SAID AIR PASSAGES BY CAPILLARY ACTION AND THEREAFTER BE EVAPORATED, SAID AIR PASSAGES BEING SPACED UNIFORMLY THROUGHOUT THE AREA OF SAID PANEL AND EACH BEING OF A CROSS-SECTIONAL AREA CONSIDERABLY GREATER THAN THE INHERENT PORES IN SAID SPONGEOUS PANEL, AND A STIFF BUT FLEXIBLE SCREEN-LIKE BACKING EMBEDDED IN SAID FLEXIBLE PANEL, EXTENDING SUBSTANTIALLY THROUGHOUT THE FULL PLAN AREA OF SAID PANEL, AND DIVIDING THE PANEL INTO TWO PLIES BETWEEN WHICH SAID BACKING IS SANDWICHED IN ORDER TO ADD BODY TO THE PANEL, WHEREBY WATER IN ONE PLY MAY MOVE THEREFROM THROUGH THE SCREEN-LIKE BACKING AND INTO THE OTHER PLY RESTING THEREAGAINST THROUGH THE VOIDS IN THE BACKING BY CAPILLARY ACTION.

References Cited (Backward Citations)

US1284676A Cited
US2063260A Cited
US2166386A Cited
US2400102A Cited
US2481448A Cited
US2497301A Cited
US2800910A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-11-04 1967-05-06 1967-11-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-11-04 1971-05-06 1971-11-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-11-04 1975-05-06 1975-11-05 $7700.00 Window Closed / Lapsed

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