US PATENT SUBCLASS 229 / 154
.~.~.~.~ Extension includes two or more depending flanges or tabs

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}
126  DF  .~.~ Foldable wall extension (e.g., closure flap) {13}
141  DF  .~.~.~ Extension includes a depending flange or tab which extends along an adjacent box wall {9}
154.~.~.~.~ Extension includes two or more depending flanges or tabs

DEFINITION

Classification: 229/154

Extension includes two or more depending flanges or tabs:

(under subclass 141) Subject matter wherein the foldable wall extension has at least two flanges or tabs depending from it. [figure]