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:
Feb. 19, 2008
Filed:
Aug. 24, 2004
Applicants:
Robert Workman, Canby, OR (US);
Brian Chaney, Portland, OR (US);
Inventors:
Robert Workman, Canby, OR (US);
Brian Chaney, Portland, OR (US);
Assignee:
Omni Trax Technology, Inc., Portland, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B 3/25 (2006.01);
U.S. Cl.
CPC ...
Abstract
A shoe has a thin cavity in the bottom surface of its sole which releasably receives a thin sole plate. The sidewall of the cavity includes flaps which extend into the cavity. The sole plate has depressions which receive the flaps when the sole plate is placed in the cavity and pushed past the flaps.