US PATENT SUBCLASS 52 / 656.1
.~ Outside corner or peripherally bordered (i.e., framing, 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.~ Outside corner or peripherally bordered (i.e., framing, etc.) {5}
656.2  DF  .~.~> Portal frame or closure frame {4}
656.8  DF  .~.~> Grille-type insert
656.9  DF  .~.~> Joint, connector
657  DF  .~.~> "X" or corner brace
658  DF  .~.~> Integral corner; e.g., bent shaft

DEFINITION

Classification: 52/656.1

Outside corner or peripherally bordered (i.e., framing, etc.):

(under subclass 633) Structure including distinct members defining terminal edges or a terminal corner that delimits an area within the enclosed space in two directions, i.e., a complete frame surrounding an area.

SEE OR SEARCH THIS CLASS, SUBCLASS:

581, for an edge-to-edge connected openwork panel.

631, for a corner formed by laminate with bent facing section.

660+, for an openwork planar fabric or lattice which is indefinite as to length or width.

690+, for a construction formed by side-by-side terminal edge shafts connected by cross members which construction is limited in depth only by the terminal shafts (e.g., a truss or ladder-like openwork).

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles, 578, for a metallic panel having a nonrectangular perimeter.