Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Danielle S. Cojuangco0
Russell L. Davis0
Date of Patent
July 19, 2011
0Patent Application Number
121871630
Date Filed
August 6, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Footwear includes a shaft and a shell connected to the shaft. The shaft includes an expandable portion adapted to expand to facilitate ease of entry and exit of a heel of a foot into and out of the shell. The expandable portion is surrounded by a material forming the shaft.
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