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Publication numberUSD457728 S1
Publication typeGrant
Application numberUS 29/152,878
Publication dateMay 28, 2002
Filing dateJan 4, 2002
Priority dateJan 25, 1999
Also published asUSD456998, USD458030, USD458455
Publication number152878, 29152878, US D457728 S1, US D457728S1, US-S1-D457728, USD457728 S1, USD457728S1
InventorsLawrence A. Blaustein, John Osher, John R. Nottingham, John W. Spirk
Original AssigneeThe Procter & Gamble Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Head portion of an electric toothbrush
US D457728 S1
Abstract  available in
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  1. The ornamental design for a head portion of an electric toothbrush, as shown and described.

FIG. 1 is an enlarged, perspective view of a head portion of an electric toothbrush showing our new design; and,

FIG. 2 is a top view thereof.

The dashed lines shown in the figures represent environmental subject matter and form no part of the claimed design. The dotted lines shown in the figures represent the border between claimed subject matter and unclaimed subject matter and form no part of the claimed design.

Non-Patent Citations
1Bachrich, Toothbrushes, Patent Abstract of United Kingdom, 452,961 (Dec. 19, 1934) (Abstract only).
2Bader, Review of Currently Available Battery-Operated Toothbrushes, Compend. Contin. Educ. Dent., vol. X111, No. 12, Dec. 1992, p. 1162, 1164-1169.
3Christensen, Elektromechanische Zahnbürste, Patent Abstract of Germany, DE 9310480 (Oct. 21, 1993) (Abstract only).
4Sgan-Cohen et al., One Month Evaluation of the Manually Rotating "Bio-Bright" Toothbrush for Clinical Safety and Efficacy, Journal article, Department of Community Dentistry, Jerusalem, Israel, p. 120-123.
5Wallrath, Electric Toothbrush, Patent Abstract of Germany, DE 3406112 (Feb. 21, 1984) (Abstract only).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6725490Nov 6, 2001Apr 27, 2004The Procter & Gamble CompanyComplex motion toothbrush
US7322066Feb 17, 2004Jan 29, 2008Church & Dwight Co., Inc.Electric toothbrushes having movable, intermittently movable, and fixed bristles
US7356866Dec 9, 2003Apr 15, 2008Church & Dwight Co., Inc.Modular electric toothbrushes
US7748070Aug 14, 2008Jul 6, 2010The Procter & Gamble CompanyElectric toothbrush comprising an electrically powered element
US7845039May 17, 2004Dec 7, 2010The Procter & Gamble CompanyToothbrush with severable electrical connections
U.S. ClassificationD04/104