Toothbrush

Details Toothbrush Toothbrush

2006-01-31

2006-01-31

Kim, John (Department: 1744)

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

C015S144100, C015S172000, C015S143100, C015S201000

Reexamination Certificate

active

06990706

ABSTRACT:
A toothbrush having a head which carries a dental cleaning tool, and a grip handle, the head and handle being disposed along a longitudinal head-handle axis, the toothbrush having a resiliently flexible structure which can resiliently bend under the action of toothbrushing pressure and having adjustment means comprising a longitudinally moveable stiffening member which can be moved longitudinally into greater or lesser engagement with the resiliently flexible structure.

REFERENCES:
patent: 3493991 (1970-02-01), De Bianchi
patent: 5054154 (1991-10-01), Schiffer et al.
patent: 5315732 (1994-05-01), Huefner et al.
patent: 6101659 (2000-08-01), Halm
patent: 39 23 495 (1991-01-01), None
patent: 0 336 641 (1989-10-01), None
patent: WO 95 10959 (1995-04-01), None
patent: WO 00 30493 (2000-06-01), None

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