US PATENT SUBCLASS 229 / 125.36
.~.~.~ Closure interlocks with horizontal flange on box

Current as of: June, 1999
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229 /   HD   ENVELOPES, WRAPPERS, AND PAPERBOARD BOXES

100  DF  PAPERBOARD BOX {54}
124  DF  .~ With closure for an access opening {7}
125.01  DF  .~.~ Nonunitary closure (i.e., not of one-piece construction with the box) {17}
125.36.~.~.~ Closure interlocks with horizontal flange on box

DEFINITION

Classification: 229/125.36

Closure interlocks with horizontal flange on box:

(under subclass 125.01) Subject matter wherein the top edges of the box walls have attached to them horizontally extending elements which physically interconnect with the nonunitary closure to maintain the closure in its closed position. [figure]

SEE OR SEARCH THIS CLASS, SUBCLASS:

125.27, for a box closure that has a depending flange or tab which physically interconnects with a horizontal flange on the box.