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:
Jul. 12, 2011
Filed:
Feb. 12, 2009
Applicants:
Justin A. Bagley, Seattle, WA (US);
Joseph W. Kent, Brooklyn, NY (US);
Mark J. Oblack, Issaquah, WA (US);
Kyle D. Burger, Seattle, WA (US);
Inventors:
Justin A. Bagley, Seattle, WA (US);
Joseph W. Kent, Brooklyn, NY (US);
Mark J. Oblack, Issaquah, WA (US);
Kyle D. Burger, Seattle, WA (US);
Assignee:
Canine Hardware Inc., Kent, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
A63B 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ball includes a body having an outer surface. A chamber is disposed within the body and has a concave curvature in at least two orthogonal directions. An aperture defines a fluid connection between the chamber and the outer surface of the ball. Air flow across the aperture produces a whistling sound.