Tooth positioner with harder areas
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United States of America Patent
Stats
-
Jan 25, 1983
Grant Date -
N/A
app pub date -
Jun 18, 1981
filing date -
Jun 18, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Tooth positioner comprising several integral tooth engaging portions formed of materials having different hardness, the harder portions of which assist in anchoring the tooth positioner in its proper position in the patient's mouth. Further, a method of making such tooth positioners by enclosing dental counterpart of the mold to form a first portion of the positioner, placing at least one other material into the mold in interfacing relation to the first portion to form a second portion of the tooth positioner, and curing the several materials into an integral body before extracting the positioner from the mold.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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