US PATENT SUBCLASS 433 / 208
.~.~.~ Metallic backing

Current as of: June, 1999
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433 /   HD   DENTISTRY

167  DF  PROSTHODONTICS {13}
202.1  DF  .~ Tooth construction {5}
206  DF  .~.~ Metallic tooth, tooth portion, or attachment {3}
208.~.~.~ Metallic backing {2}
209  DF  .~.~.~.~> Having dovetail, "T", pinhead, or bulbous protrusion extending into congruent recess in facing
210  DF  .~.~.~.~> Having pin extending into facing

DEFINITION

Classification: 433/208

Metallic backing:

(under subclass 206) Subject matter relating to a plate or other covering formed of metal and adapted to be secured to the inside surface of an artificial tooth facing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

191+, for an artificial tooth backing having specific means for connecting or facilitating the connection to an adjacent backing or base.

205, for a tooth facing connected to a metallic backing by a discrete connecting means.