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. 08, 1994
Filed:
Aug. 06, 1993
Applicant:
Inventor:
John F Volpe, Sturbridge, MA (US);
Assignee:
Quabaug Corporation, North Brookfield, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B / ; B29C / ; B29C / ;
U.S. Cl.
CPC ...
264248 ; 1214 / ; 1214 / ; 36 3 / ; 36 3 / ; 264148 ; 264158 ; 2641771 ; 264250 ; 264266 ; 264321 ; 264325 ;
Abstract
A process of molding multi-durometer footwear soles which includes forming elongated components from compression moldable compounds, each component having a different hardness (Shore A). The components are configured and dimensioned such that the softer component will be positioned on top of and within the configuration of the bottom, harder component. The assembled components are placed in a compression mold and covulcanized together.