The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 16, 2001
Filed:
Jul. 31, 2000
Harold Howlett, Nesbit, MS (US);
Bin Xia, Germantown, TN (US);
Laura J. Crane, Williston, TN (US);
David Foshee, Bartlett, TN (US);
Shering-Plough Healthcare Products, Inc., Memphis, TN (US);
Abstract
A removable insole for insertion into footwear, includes a forefoot portion extending at least to metatarsals of a foot, with a second recess at an undersurface thereof with a plurality of cylindrical protuberances in the recess; a cupped heel portion including a relatively flat central portion and a sloped side wall surrounding the relatively flat central portion; a mid-foot portion connecting together the forefoot portion and the heel portion, the mid-foot portion including a medial arch portion defined by an extension of the sloped side wall, the sloped side wall extends to lateral and medial sides of the mid-foot portion, and the forefoot portion, heel portion and mid-foot portion formed from a unitary resilient material; a shell that extends along an underside of the insole, the medial arch portion and the sloped side wall at the heel portion and the mid-foot portion, the shell having an opening beneath the relatively flat central portion of the cupped heel portion and a gap at a rearmost end of the shell so as to define flanges on opposite sides of the insole at the heel portion, the unitary resilient material extending out through the opening in the shell, and includes a recess at an undersurface thereat with a plurality of cylindrical protuberances in the recess, and the shell being made of a flexible material that is stiffer than the unitary resilient material; and a top cover secured to upper surfaces of the forefoot portion, mid-foot portion and heel portion.