US PATENT SUBCLASS 36 / 180
.~.~.~ With metatarsal support

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}
180.~.~.~ With metatarsal support

DEFINITION

Classification: 36/180

With metatarsal support:

(under subclass 166) Appliances in which the supporting means underlies the longitudinal arch and the metatarsal arch of a foot, and has means for supporting those portions of the foot.