US PATENT SUBCLASS 229 / 197
.~.~.~ Extension includes a downwardly opening slit or notch

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

100  DF  PAPERBOARD BOX {54}
190  DF  .~ A sidewall includes a folded lateral extension of an adjacent sidewall (e.g., "corner flap") {5}
195  DF  .~.~ Extension projects into an opening in the box material {2}
197.~.~.~ Extension includes a downwardly opening slit or notch

DEFINITION

Classification: 229/197

Extension includes a downwardly opening slit or notch:

(under subclass 195) Subject matter wherein the extension includes a cut line or cutout which has box material above it and on two sides of it, but not below it, and is laterally bounded by two downwardly extending free edges of box. [figure] [caption]extension; downwardly opening notch