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:
Jan. 13, 2009
Filed:
May. 12, 2006
Applicants:
Roger W. Mcpherson, Calgary, CA;
Richard Tuan Le, Garden Grove, CA (US);
Patrick L. Johnson, Cowan Heights, CA (US);
Inventors:
Roger W. McPherson, Calgary, CA;
Richard Tuan Le, Garden Grove, CA (US);
Patrick L. Johnson, Cowan Heights, CA (US);
Assignee:
Pro-Dex, Inc., Santa Ana, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dental handpiece is provided with a collar that moves along an outer surface of the handpiece. A contact is secured to the collar. The collar interfaces with an electrical circuit that extends within the dental handpiece. The contact is removable from the collar and the contact defines an electrical connection between a cutting tool used with the dental handpiece and the electrical circuit that extends within the dental handpiece.