Necessity is the mother of invention. The father is unknown.
The following patent was issued by the US Patent and Trademark Office on May 25, 2004.

Tamper Resistant Institutional Shoe and Method

patent#: US 6739074

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filed under Shoes, Homeland Security
view the full patent  | comments (3)
posted on 5/25/2004, patent issued on 5/25/2004

1. A method for discouraging concealment of contraband in an institutional setting, comprising the steps of:
  a) providing people confined to an institution with shoes having an outsole that is light transparent in at least a translucent manner; and
  b) inspecting the shoes for evidence of tampering or for contraband concealed therein by viewing the outsole and looking through the outsole.

Tamper Resistant Institutional Shoe and Method

Comments on Tamper Resistant Institutional Shoe and Method

Gazoogleheimer | Jun 13, 2006 3:14 PM
Well, at least they have velcro (Hanging by shoelace is not a pretty sight!)

trugent | Jun 2, 2006 1:42 AM
tamper proof?? Is that not velcro in place of shoe laces??

Charles Dain | Nov 30, 2005 11:19 PM
Facism thy name is Nike.

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