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:
Apr. 24, 1990
Filed:
Oct. 12, 1988
Applicant:
Inventors:
Mark W Hopkins, Newark, DE (US);
Frank S Principe, Hockessin, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60B / ;
U.S. Cl.
CPC ...
301 / ; 301 95 ; 301104 ; 3011 / ;
Abstract
A wheel formed of a rim joined to a hub by a multi-spoke foam structure that is coated with a fiber reinforced resin material is defined by particular relationships between the spokes and the radiused sections joining the spokes to the hub and the rim.
Hopkins, Mark. (1990). Vehicle wheel (U.S. Patent No. 4919490). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4919490
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile