Toothbrush

Details Toothbrush Toothbrush

1987-10-13

1989-02-21

Feldman, Peter

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

151761, 279 1B, A46B 308, A46B 318, A46B 904

Patent

active

048052523

ABSTRACT:
An interdental toothbrush has a refill with a twisted wire stem which has a molded plastic encasement over the end thereof. A toothbrush handle has a hole with internal contours which complement the external contours of the plastic encasement. A sleeve slides over the hole to capture and entrap the brush.

REFERENCES:
patent: 3204275 (1965-09-01), Baker
patent: 4222143 (1980-09-01), Tarrson et al.
patent: 4395943 (1983-08-01), Brandli
patent: 4534081 (1985-08-01), Spademan
PCT Document WO 86102532, May 9, 1986.
Exhibit 1-Pictures of Dental Products Sold Under the Name "Isola".
Exhibit 2-A Photocopy of an Oral B Interproximal Brush.
Exhibit 3-Photos of Three (3) Brushes: "Tip-A-Dent", Wisdom, Oral-B.

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