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:
May. 21, 2002
Filed:
Mar. 31, 2000
Applicant:
Inventors:
Daniel R. Seelye, Royal Oak, MI (US);
John Hoss, Stevensville, MI (US);
Jeremy L. Iford, Zeeland, MI (US);
Mitchel J. Keil, Mattawan, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 2/508 ;
U.S. Cl.
CPC ...
A63B 2/508 ;
Abstract
An adjustable spring rate pogo stick that incorporates two springs, with different spring rates, in parallel. This two-spring system can produce three different spring rates by allowing the user to engage one spring (first setting), the other spring (second setting) or both springs simultaneously (third setting). This pogo stick will accommodate weights of below 80 pounds to above 250 pounds.