Toothbrush

Brushing – scrubbing – and general cleaning – Implements – Brush or broom

Reexamination Certificate

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Details

C015S201000

Reexamination Certificate

active

07549186

ABSTRACT:
A toothbrush head comprising three widthways adjacent sections in which the tip end of the middle section is enlarged into a bristle-carrying tip pad, there is an intermediate bristle-carrying pad between the tip pad and the base end of the head, with narrow link regions between the pads and the intermediate pad and the handle. The sections are connected to the toothbrush handle by flexible necks. The bristle distribution of a multi-section toothbrush head is thereby optimized.

REFERENCES:
patent: 1323042 (1919-11-01), Gardner
patent: 4472853 (1984-09-01), Rauch
patent: 4520526 (1985-06-01), Peters
patent: 4864676 (1989-09-01), Schaiper
patent: 5499421 (1996-03-01), Brice
patent: 5802656 (1998-09-01), Dawson et al.
patent: D436446 (2001-01-01), Naslund
patent: D440404 (2001-04-01), Naslund
patent: 6353958 (2002-03-01), Weihrauch
patent: 2001/0042280 (2001-11-01), Moskovich et al.
patent: 897485 (1983-12-01), None
patent: 2548528 (1985-01-01), None
patent: 438091 (1935-11-01), None
patent: WO00/74522 (2000-12-01), None
patent: WO01/89344 (2001-11-01), None

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