US 7,578,076 B2
Modular shoe
Christopher J. Pawlus, Andover, Mass. (US); Alex Dardinski, Newburyport, Mass. (US); David L. Vattes, Londonderry, N.H. (US); Douglas E. Clark, Durham, N.H. (US); Lee Schuttee, Kittery Point, Me. (US); and John Healy, Madbury, N.H. (US)
Assigned to The Timberland Company, Stratham, N.H. (US)
Filed on Sep. 14, 2007, as Appl. No. 11/901,189.
Application 11/901189 is a division of application No. 11/368768, filed on Mar. 06, 2006, granted, now 7,284,344.
Application 11/368768 is a continuation of application No. 10/844302, filed on May 12, 2004, granted, now 7,010,872.
Claims priority of provisional application 60/471418, filed on May 16, 2003.
Prior Publication US 2008/0047167 A1, Feb. 28, 2008
This patent is subject to a terminal disclaimer.
Int. Cl. A43B 3/24 (2006.01)
U.S. Cl. 36—100  [36/101; 36/15] 9 Claims
OG exemplary drawing
 
1. A modular shoe system having interchangeable components for a shoe, comprising:
a chassis providing a support surface for receiving a wearer's foot thereon, the support surface having a first end for receiving a forward portion of the wearer's foot thereon and a second end opposite the first end for receiving a heel of the wearer's foot thereon, said chassis being adapted for being securely but removably affixed to a shell; and
a plurality of interchangeable shells, each of the interchangeable shells providing an exterior shoe surface including an upper portion and a sole portion, at least two of the plurality of interchangeable shells having different outward aesthetic appearances about the upper portion, and each of the plurality of interchangeable shells being adapted for being securely but removably affixed to the chassis;
wherein when the chassis is engaged to the respective shell, the chassis provides a rigid structure to the respective shell, and wherein when the chassis is disengaged from the respective shell, the respective shell is collapsible for stowage.