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. 25, 1977
Filed:
Dec. 02, 1976
Applicant:
Inventor:
Du Yung Hsiung, Park Forest, IL (US);
Assignee:
Scholl, Inc., Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428311 ; 428 80 ; 428213 ; 428313 ; 428315 ; 36 44 ;
Abstract
A multi-layer insole for disposition in an article of footwear to insulate the foot from the cold developed in the sole and sock lining, if any, of the footwear from walking on a cold surface, the insole being sufficiently thin to fit in the footwear satisfactorily to the user without requiring any extra size of shoe, boot or the like and being highly effective in maintaining the foot warm in cold weather.