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
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
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