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. 29, 2003
Filed:
Dec. 29, 1999
Applicant:
Inventors:
David W. Sale, Heber Springs, AR (US);
Scott Stephen Bradshaw, Cabot, AR (US);
Assignee:
Professional Dental Technologies, Inc., Batesville, AR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/308 ;
U.S. Cl.
CPC ...
A61C 1/308 ;
Abstract
A method and apparatus are provided for whitening teeth using a fluid delivery toothbrush to deliver a bleaching liquid to the teeth during brushing. The fluid delivery toothbrush may be manual or powered, delivering fresh relatively high strength bleaching liquid to the tooth surfaces, preferably on a daily basis, for one to three minutes.