US PATENT SUBCLASS 52 / 213
.~ Retaining feature between frame and reveal

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

204.1  DF  FRAMING TO RECEIVE DOOR, DOORJAMB, OR WINDOW SASH {7}
213.~ Retaining feature between frame and reveal {3}
215  DF  .~.~> Buck
216  DF  .~.~> Foraminous section of frame embedded
217  DF  .~.~> For size-adjustment

DEFINITION

Classification: 52/213

(under subclass 204.1) Structure having framing means defining the passageway, which means differs in kind from that forming the barrier and including means rigidly and permanently connecting together the means and the means defining surface forming the opening through the barrier (reveal).

SEE OR SEARCH THIS CLASS, SUBCLASS:

211+, for a reveal and a border strip extending over the barrier surface (architrave).