US PATENT SUBCLASS 52 / 656.7
.~.~.~ For screen or storm door or window or shutter, etc.


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

633  DF  OPENWORK; E.G., TRUSS, TRELLIS, GRILLE, SCREEN, FRAME, OR REBAR CHAIR {12}
656.1  DF  .~ Outside corner or peripherally bordered (i.e., framing, etc.) {5}
656.2  DF  .~.~ Portal frame or closure frame {4}
656.7.~.~.~ For screen or storm door or window or shutter, etc.


DEFINITION

Classification: 52/656.7

For screen or storm door or window or shutter, etc.:

(under subclass 656.2) Subject matter wherein the framed unit is an auxiliary closure.