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:
Mar. 20, 2001
Filed:
Apr. 14, 1999
Applicant:
Inventors:
David Robert Williams, Monroe, CT (US);
Richard Steven Hart, Naugatuck, CT (US);
Assignee:
Unilever Home & Personal Care USA, division of Conopco, Inc., Greenwich, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61G 1/702 ; A61C 1/10 ; A45D 4/418 ; A46B 9/04 ;
U.S. Cl.
CPC ...
A61G 1/702 ; A61C 1/10 ; A45D 4/418 ; A46B 9/04 ;
Abstract
An electrically operated toothbrush and method for cleaning teeth and stimulating gums is provided. The toothbrush includes a handle, a brushhead connected to the handle having a plurality of hollow filament bristles, passageways through the handle and brushhead for transporting fluid such as water into and through the hollow filament bristles, an electrical energy source in the handle and a vibratory element for imparting a pulsation to the fluid being transported.