Disposable toothbrush

Details Disposable toothbrush Disposable toothbrush

2007-12-25

2007-12-25

Walczak, David J. (Department: 3751)

Coating implements with material supply

Separate feed from plural supply means to tool or to work

Diverse materials supplied

C401S045000, C401S046000, C401S272000, C401S291000, C401S179000

Reexamination Certificate

active

11448935

ABSTRACT:
A disposable toothbrush with triple compartment handle, for storing and dispensing three oral hygiene agents. The agents are dispensed via plungers with pistons within the compartments. The cap is sealed after agent inclusion during manufacturing with plungers sealed at passages through the cap. A taper, neck, conduit, and multiple openings within the head insure laminar delivery of agents to the brushes.

REFERENCES:
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patent: 4865481 (1989-09-01), Scales
patent: 5304009 (1994-04-01), Marshall
patent: 5425590 (1995-06-01), Duty et al.
patent: 5769553 (1998-06-01), Chaudhri et al.
patent: 5893378 (1999-04-01), Llerena
patent: 6142694 (2000-11-01), Rivlin et al.
patent: 6918153 (2005-07-01), Gruber

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