Patent · US Expired

Adjustable shoe

US5659980A · kind A · utility

28Cited by
4References
1Claims
0Family size

Inventor

Key dates

Filing dateJul 29, 1996
Grant dateAug 26, 1997
Priority date
Expiry dateJul 29, 2016

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA43B3/26
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An adjustable shoe has a heel, a toecap and an insole. The front portion of an instep has a plurality of positioning protrusions. The first and second fastening pads are disposed on two outer sides of the heel. The first and second ball buttons are disposed on the rear surface of the heel. An adjustable pad with positioning holes thereon is disposed on the toecap. Two flaps are extended upward from the toecap. The inner surface of the flap has a fastening element. The first and second positioning plates are extended from the back of the outsole. The first positioning plate has the first socket button. The second positioning plate has the second socket button.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.