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:
May. 09, 2000
Filed:
Jul. 01, 1997
Applicant:
Inventors:
Thomas Craig Masterman, Foster City, CA (US);
Jeffrey Meessmann, Iowa City, IA (US);
Jean Spencer, Boston, MA (US);
Georges Driesen, Weilrod, DE;
Armin Schwarz-Hartmann, Albig, DE;
Peter Hilfinger, Bad Homburg, DE;
Assignee:
Gillette Canada Inc., Kirkland, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ; A46B / ; A46B / ;
U.S. Cl.
CPC ...
15 28 ; 15 221 ; 151671 ; 152072 ; 15DI / ;
Abstract
An improved oral brush is provided that includes crimped bristles. The oral brush includes a body and, extending from the body, a plurality of crimped bristles. One such oral brush is an electric toothbrush, with a brush head having a preferred arrangement of tufts of crimped and straight bristles that are flexed by cyclic motions of the brush head toward and away from the tooth.