Collapsible shoe

  • US 7,168,190 B1
  • Filed: 07/18/2002
  • Issued: 01/30/2007
  • Est. Priority Date: 07/18/2002
  • Status: Active Grant
First Claim
Patent Images

1. An article of footwear comprising:

  • an upper;

    a sole adjacent said upper; and

    a sock liner disposed in said article of footwear;

    wherein said sole and said sock liner have corresponding flexure lines, said flexure lines including;

    a first flexure line in said sole that extends longitudinally through substantially an entire length of the sole and a first flexure line in said sock liner which corresponds with said first flexure line in said sole;

    a second flexure line in said sole that extends longitudinally through only a portion of the length of the sole and a second flexure line in said sock liner which corresponds with said second flexure line in said sole; and

    a plurality of third flexure lines in said sole that extend laterally from a medial side to a lateral side of the sole and a plurality of third flexure lines in said sock liner which correspond with said third flexure lines in said sole.

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