US PATENT SUBCLASS 36 / 172
.~.~.~.~ Wedge on sole only

Current as of: June, 1999
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36 /   HD   BOOTS, SHOES, AND LEGGINGS

140  DF  ORTHOPEDIC BOOT OR SHOE WITH CORRECTIVE ELEMENT {4}
145  DF  .~ Arch support {8}
166  DF  .~.~ For the longitudinal arch {6}
169  DF  .~.~.~ Built into boot or shoe {3}
172.~.~.~.~ Wedge on sole only

DEFINITION

Classification: 36/172

Wedge on sole only:

(under subclass 169) Appliances in which the support consists solely of a wedge-shaped member secured on the sole portion of the shoe, for supporting the longitudinal arch of the foot.