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:
Jul. 18, 1978
Filed:
Sep. 06, 1977
Applicant:
Inventors:
Thomas E Sgarlato, Los Gatos, CA (US);
Gary A Eston, Redwood City, CA (US);
Thomas E Freeman, Redwood City, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
36 29 ; 36 44 ;
Abstract
A shoe sole construction is provided with a flexible bladder which is only partially filled with a non-compressible fluid. Preferably the fluid is water. The partially filled water bladder allows the water to flow from one portion of the bladder to other portions of the bladder during the walking cycle to provide proper support and maximum comfort and stability for the wearer of the shoe.