Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Geoff Swales0
Paul M. Davis0
William Marvin0
Paul E. Litchfield0
Date of Patent
December 26, 2006
Patent Application Number
10851088
Date Filed
May 24, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
An article of footwear including a sole and an upper with an exterior and interior surface, and a bladder which comprises at least one of the exterior or interior surfaces. The bladder comprising sheets of polyurethane attached together via welding. The bladder includes a medial compartment and a lateral compartment attached to each other under the foot of the wearer. The article of footwear also includes a inflation mechanism for selectively introducing air to the chambers. The inflation mechanism is located under the foot of the wearer to be activated by the normal action of the wearer.
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