Stepped bristle array for a toothbrush head

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Description

FIG. 1 is a perspective view of my ornamental design for a stepped bristle array for a toothbrush head;

FIG. 2 is a front view thereof;

FIG. 3 is a plan, bottom view thereof;

FIG. 4 is a plan, top view thereof; and,

FIG. 5 is a side view thereof.

The broken line showing of a toothbrush head is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Claims

The ornamental design for a stepped bristle array for a toothbrush head, as shown and described.

Referenced Cited
U.S. Patent Documents
D231872 June 1974 Spaulding
D287790 January 20, 1987 Fay
4654921 April 7, 1987 Dinner
D360076 July 11, 1995 Schneider
D459085 June 25, 2002 Harada
Patent History
Patent number: D540542
Type: Grant
Filed: Jan 8, 2002
Date of Patent: Apr 17, 2007
Assignee: Ergonomic Dental Technologies, Inc. (San Francisco, CA)
Inventor: Stephen D. Harada (Piedmont, CA)
Primary Examiner: Lisa Lichtenstein
Attorney: GrayRobinson, P.A.
Application Number: 29/153,437
Classifications
Current U.S. Class: D4/104