US PATENT SUBCLASS 40 / 401
.~.~.~ Secured by means through aperture or notch or engaging a protrusion in the file item

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

371  DF  REGISTER, OR FILE (E.G., TELEPHONE DIRECTORY FILE) {8}
388  DF  .~ Hinge mounted file item or file item support {6}
391  DF  .~.~ Overlying with end exposed (i.e., shingled) {7}
401.~.~.~ Secured by means through aperture or notch or engaging a protrusion in the file item {1}
402  DF  .~.~.~.~> Opposed prongs cooperating with aperture

DEFINITION

Classification: 40/401

Secured by means through aperture or notch or engaging a protrusion in the file item:

(under subclass 391) Device wherein the overlapped relation is accomplished by a retainer means (1) passing through a hole extending therethrough which hole is disposed within the periphery of the item, (2) passing through a hole extending therethrough the periphery of which hole (e.g., incised opening along the margin of the item, etc.), forms a portion of the periphery of the item, (3) engaging a marginal portion of the item, which portion (e.g., tab, etc.), extends beyond the edge of the item.