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Footwear and its method of construction

  • US 6,574,886 B1
  • Filed: 03/31/1999
  • Issued: 06/10/2003
  • Est. Priority Date: 03/31/1999
  • Status: Expired due to Term
First Claim
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1. A method for construction of footwear comprising the steps of:

  • providing an upper defining a volume for receiving a wearer'"'"'s foot, the upper having an open bottom;

    providing a midsole having an upper surface enclosing the open bottom of the upper, an outer surface opposite to the upper surface, and an upstanding sidewall integrally molded with and around a periphery of the midsole;

    attaching the upper to the midsole in a single stitching operation by stitching a thread along a peripheral portion of the upper and the sidewall of the midsole; and

    attaching an outsole having a walking surface and an attachment surface opposite to the midsole, the outer surface of the midsole positioned adjacent to the opposed attachment surface of the outsole.

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