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:
Nov. 27, 2012
Filed:
Apr. 29, 2009
Applicants:
Savva Teteriatnikov, Venice, CA (US);
Kenneth J Liu, Torrance, CA (US);
Eckhard Knoepke, Redondo Beach, CA (US);
Julie Zhu, Redondo Beach, CA (US);
Inventors:
Savva Teteriatnikov, Venice, CA (US);
Kenneth J Liu, Torrance, CA (US);
Eckhard Knoepke, Redondo Beach, CA (US);
Julie Zhu, Redondo Beach, CA (US);
Assignee:
Skechers U.S.A., Inc. II, Manhatten Beach, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
A43B 13/12 (2006.01); A43B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a shoe having a multi-layer, multi-density midsole where the surfaces between midsole layers have one or more convexities and one or more concavities which collectively contribute to simulating the effect, and imparting the fitness benefits, of walking on a sandy beach or on a giving or uneven surface regardless of the actual hardness of the surface.