US PATENT SUBCLASS 52 / 204.595
.~.~.~ Spaced by unitary or contacting U-channels

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

204.5  DF  WINDOW OR WINDOW SASH, SILL, MULLION, OR GLAZING {13}
204.591  DF  .~ Spacing pane from disparate edging {3}
204.593  DF  .~.~ At least two spaced panes {1}
204.595.~.~.~ Spaced by unitary or contacting U-channels

DEFINITION

Classification: 52/204.595

Spaced by unitary or contacting U-channels:

(under subclass 204.593) Structure in which the separator means is either a single unitary member or plural members in side-by-side contact which have two or more U-shaped channels, each of which overlaps the edge and adjacent faces of a different one of a pair of laterally spaced panels.

SEE OR SEARCH THIS CLASS, SUBCLASS:

204.597, for single U-shaped channel overlapping edge and face of a panel.

811+, for a parallel spaced pane or panel.

823+, for a panel, per se, with U-shaped edging.