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:
Feb. 12, 1991
Filed:
Nov. 29, 1989
Applicant:
Inventor:
John C Patton, La Pryor, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
273 / ; 273 / ; 273 / ;
Abstract
A football fabricated of a specific injection molded thermoplastic polyester elastomer is described. A tethered football practice kicking aid, comprised of a tether, stakes and the described football with holes therein through which the tether is passed is also described. The injection molded thermoplastic polyester elastomer has a flexural modulus of 117 MPa [17,000 psi], a nominal durometer hardness of 470, a melt flow rate of 5.5 g/min., a melting point at peak of endotherm of 208.degree. C. and at the extrapolated end point of 225.degree. C., a compression set after 22 hours at 70.degree. C. [158.degree. F.] 2.8 MPa [400 psi] load of 2 and a specific gravity of 2.