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US3613271A Expired / Lapsed US ⏱️ 0.0 years remaining

Reshapeable boot or shoe and method of reshaping

Assignee: Individual
•
Filing: 1970-06-04
•
Granted: 1971-10-19
•
Expires: 1990-06-04
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Abstract

Abstract A BOOT OR SHOE FOR SPECIAL USE, SUCH AS ORTHOPEDIC OR SPORT USE ESPECIALLY FOR SKIING, IS MADE OF TRANSLUCENT THERMOPLASTIC MATERIAL RETAINING ITS CHARACTERISTICS AT VERY LOW TEMPERATURES BUT BEING SOFT AND MOLDABLE WHEN MILDLY HEATED. TO RESHAPE THE PREFORMED MOLDED BOOT TO AN INDIVIDUAL''S FOOT, THE BOOT IS HEATED UNTIL SOFTENED. WHEN THE FOOT, PROTECTED BY A SOCK IS INSERTED, THE FOOT EXPANDS THE TIGHT AREAS. THE LOOSE AREAS ARE MANUALLY PRESSED INWARDLY UNTIL THE BOOT FITS COMFORTABLY, AFTER WHICH THE RESHAPED BOOT IS ALLOWED TO COOL AND SET AND THE FOOT IS RE MOVED. THE APPARENT COLOR OF THE BOOT IS CHANGED BY CHANGING THE INNER BOOT, SOCK LINING TO ONE OF THE DESIRED COLOR. INTERDIGITATING FASTENING MEANS ARE MOLDED ON TWO OVERLAPPING WRAP-AROUND SIDE STRAPS EXTENDING FROM A FRONT TONGUE WHICH COVERS A FRONT OPENING IN THE BOOT.

Inventors

  • 👤 S David Geller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 12:19
CPC Classifications
A; A43; A43B; A43B5/00; A43B5/04; A43B5/0405; A43B7/00; A43B7/14; A43B7/28

Claims Analysis

Total Claims: 0
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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) 1974-10-18 1975-04-19 1975-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-10-18 1979-04-19 1979-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-10-18 1983-04-19 1983-10-19 $7700.00 Window Closed / Lapsed

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