Stepped bristle array for a toothbrush head

Details Stepped bristle array for a toothbrush head Stepped bristle array for a toothbrush head

2007-04-17

2007-04-17

Lichtenstein, Lisa (Department: 2916)

Baths, closets, sinks, and spittoons

Dry closets

With heating meas

Design Patent

active

29153437

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

REFERENCES:
patent: D231872 (1974-06-01), Spaulding
patent: D287790 (1987-01-01), Fay
patent: 4654921 (1987-04-01), Dinner
patent: D360076 (1995-07-01), Schneider
patent: D459085 (2002-06-01), Harada

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