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US3241560A Expired / Lapsed US ⏱️ 0.0 years remaining

Hair drying apparatus

Assignee: Individual
•
Filing: 1964-10-26
•
Granted: 1966-03-22
•
Expires: 1984-10-26
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Abstract

No abstract record available.

Inventors

  • 👤 Leon F Willat

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 23:17
CPC Classifications
A; A45; A45D; A45D4/00; A45D4/08; A45D4/10

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 276 words
IN A HAIR ROLLER APPARATUS FOR DRYING HAIR, A CASING COVER FOR ENCLOSING AN ELONGATED TUBULAR CORE UPON WHICH A LOCK OF HAIR MAY BE SPIRALLY WOUND, SAID CASING COVER COMPRISING A PAIR OF AXIALLY ELONGATED MEMBERS EACH OF WHICH IS INTEGRAL AND GENERALLY ARCUATE IN LATERAL SECTION, SAID ELONGATED CASING MEMBERS HAVING A RESILIENTLY ACTUATED AXIAL HINGE MEANS LONGITUDINALLY CENTRALLY THEREBETWEEN AT A FIRST PAIR OF ADJACENT LONGITUDINAL EDGES, SAID CASING MEMBERS BEING FREE FOR SELECTIVELY OPENING AND CLOSING RELATIVELY AT A SECOND PAIR OF LONGITUDINAL EDGES FOR GRIPPING A LOCK OF HAIR CLOSELY TO THE SCALP, SAID CASING MEMBERS HAVING RELATIVELY PLANAR OVERLAP AT SAID HAIRGRIPPING EDGE PORTIONS THEREOF, THE OUTER OF SAID OVERLAPPING MEMBERS HAVING A LIP EXTENDED FREELY THEREFROM AT ITS HAIR-GRIPPING EDGE PORTION IN A DIRECTION WHICH IS OUTWARDLY AND TOWARD THE SCALP WHEN THE CASING COVER IS MOUNTED ON THE SCALP, A FINGER-GRIP FLANGE MEMBER MOUNTED ADJACENT EACH OF SAID HINGED EDGE PORTIONS LONGITUDINALLY CENTRALLY OF THE CASING MEMBERS FOR MANUALLY URGING SAID CASING MEMBERS TO OPEN POSITION RELATIVELY AT THE HAIR-GRIPPING EDGES THEREOF, SAID FINGER-GRIP FLANGES BOTH EXTENDING RADIALLY TO ONE SIDE OF SAID HINGE WHEN THE CASING MEMBERS ARE OPEN WHEREBY SAID FLANGES MAY OVERLIE EACH OTHER IN SUCH PROXIMITY THAT THEY PROVIDE A UNITARY FINGER-GRIP AT ONE LONGITUDINAL SIDE OF THE HINGE, THE SAID CASING HAVING A VENT OPENING THERETHROUGH REMOVED FROM THE HAIR GRIPPING EDGE PORTION WHEREBY HEATED AIR WHICH IS DISCHARGED THROUGH ORIFICES OF A CORE WITHIN THE CASING AND THROUGH THE HAIR WOND THEREON MAY BE DISCHARGED FROM THE CASING IN A DIRECTION AWAY FROM THE SCALP ON WHICH THE ROLLER APPARATUS IS MOUNTED.

References Cited (Backward Citations)

FR810872A Cited
US2188924A Cited
US2156687A Cited
GB491913A Cited
FR1002340A Cited
FR1076788A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-03-21 1969-09-20 1970-03-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-03-21 1973-09-20 1974-03-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-03-21 1977-09-20 1978-03-22 $7700.00 Window Closed / Lapsed

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