Brushing – scrubbing – and general cleaning – Machines – Brushing
Reexamination Certificate
2011-06-07
2011-06-07
Karls, Shay L (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
Brushing
C015S022100, C134S006000
Reexamination Certificate
active
07954193
ABSTRACT:
An oral hygiene device having two toothbrushes connected or connectable to the end of a handle, the one or more toothbrushes providing a desirable fit about the teeth and/or gums and/or providing a desirable brushing action. An oral hygiene device hereof may provide for mechanically providing the brushing movements of the professionally recommended manual tooth-brushing method known as the “Bass” or “Modified Bass” technique to thus reduce or eliminate the element of human error associated with the brushing of a user's teeth and gums.
REFERENCES:
patent: 3925841 (1975-12-01), Caliendo
patent: 5033150 (1991-07-01), Gross et al.
patent: 6401288 (2002-06-01), Porper et al.
Buschmann Tiana L. K.
Hegemann Jay
Hegemann Kenneth
Hegemann Rob
Berenbaum Weinshienk PC
CRA Labs, Inc.
Kalan Kristina M.
Karls Shay L
Scull Peter B.
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