US PATENT SUBCLASS 229 / 149
.~.~.~.~ Flange or tab extends through opening in box material

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
149.~.~.~.~ Flange or tab extends through opening in box material {1}
150  DF  .~.~.~.~.~> Opening extends through a wall extension

DEFINITION

Classification: 229/149

Flange or tab extends through opening in box material:

(under subclass 141) Subject matter wherein the box material includes a slit or aperture disclosed for receiving the flange or tab which depends from the extension. [figure]

SEE OR SEARCH THIS CLASS, SUBCLASS:

125.28, for a separate closure having similar flange or tab structure.

157, and 158, for interlocking extensions which include at least one projection extending through at least one opening in the box material.

185, for mechanically interlocked bottom wall flaps.