Dentistry – Method or material for testing – treating – restoring – or... – Cleaning
Reexamination Certificate
2005-04-12
2005-04-12
Manahan, Todd E. (Department: 3732)
Dentistry
Method or material for testing, treating, restoring, or...
Cleaning
Reexamination Certificate
active
06877985
ABSTRACT:
Method and apparatus for the whiting of teeth includes a source of oxidizing gas and a handpiece for delivering the gas to a tooth. A cup attached to the handpiece is provided for receiving the gas and exposing a selected area of the tooth to the gas. The cup includes a resilient edge for sealably the edge for engaging the tooth around the selected area to prevent escape of a gas therepast.
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Curozone Ireland Limited
Hackler Walter A.
Manahan Todd #E.
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