Brushing – scrubbing – and general cleaning – Implements – Combined
Reexamination Certificate
2005-03-08
2005-03-08
Snider, Theresa T. (Department: 1744)
Brushing, scrubbing, and general cleaning
Implements
Combined
C015S167100, C300S021000, C264S243000
Reexamination Certificate
active
06862771
ABSTRACT:
A toothbrush head suitable to direct incident radiation toward a surface of a tooth and to collect emitted radiation from the surface of the tooth, being made at least in past of a material which is transparent to the incident and/or emitted radiation. In preferred embodiments the head includes one or more radiation guiding cores of transparent material.
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Furman Theodore R.
Helmut Hung GmbH
SmithKline Beecham GmbH & Co. KG
Snider Theresa T.
Stein-Fernandez Nora
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