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:
Dec. 23, 2003
Filed:
Aug. 27, 2002
Applicant:
Inventors:
Bruce D. Lund, Chicago, IL (US);
Krishnan Srirangam, Chicago, IL (US);
Assignee:
Lund and Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63H 3/00 ;
U.S. Cl.
CPC ...
A63H 3/00 ;
Abstract
The present invention includes a doll that has a torso hingedly attached to a pair of legs. Springs are attached to the torso and legs for exerting a spring force that keeps the torso and legs in a substantially planar position. A motor mechanism attached to the torso and legs for moving the torso and legs towards each other against the springs. A circuit board in communication with the motor mechanism controls the torso and legs such that the doll hops along a surface.