US PATENT SUBCLASS 229 / 208
.~.~ Surface portion of box material stripped away during opening (e.g., delaminating, tearing surface fibers, etc.)


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

100  DF  PAPERBOARD BOX {54}
200  DF  .~ Having means to facilitate opening the box by severing (e.g., tearing, cutting, piercing, etc.) box material or outer wrapper {14}
208.~.~ Surface portion of box material stripped away during opening (e.g., delaminating, tearing surface fibers, etc.) {1}
209  DF  .~.~.~> Coating of adhesive-repelling material adjacent the surface portion


DEFINITION

Classification: 229/208

Surface portion of box material stripped away during opening (e.g., delaminating, tearing surface fibers, etc.):

(under subclass 200) Subject matter wherein tearing through less than the entire thickness of box material occurs during the opening process.