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. 15, 2009
Filed:
Apr. 23, 2007
Applicants:
Jeffrey Rodengen, Davie, FL (US);
Roger Tyzzer, Hope Island, AU;
Ray L. Hauser, Boulder, CO (US);
Inventors:
Assignee:
Write Stuff Enterprises, Inc., Fort Lauderdale, FL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A63B 71/00 (2006.01); A63B 71/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is an article and process for determining the site of impact of a movable object on a treated surface, where a tennis ball is treated with a striking composition, and a boundary line region is treated with a receiving composition such that when the striking composition and the receiving composition are in physical contact, a calorimetric indicator is left on the receiving composition to indicate the point of contact.