US PATENT SUBCLASS 229 / 221
.~.~.~ Reusable hinged closure

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}
210  DF  .~.~ Tearing provides reusable closure {6}
221.~.~.~ Reusable hinged closure {3}
222  DF  .~.~.~.~> Reusable hinged closure includes interlocking closure flaps hingedly attached to opposite box walls
223  DF  .~.~.~.~> Reusable hinged closure provides an access opening which is coextensive with the entire top wall of the box {1}
229  DF  .~.~.~.~> Reusable hinged closure provides an access opening which is coextensive with only a portion of the top wall {4}

DEFINITION

Classification: 229/221

Reusable hinged closure:

(under subclass 210) Subject matter wherein the reusable closure rotates between its open and closed positions about an axis (usually a fold line).

SEE OR SEARCH THIS CLASS, SUBCLASS:

125.08+, and 126+, for other boxes having hinged closures not formed by tearing.

SEE OR SEARCH CLASS

220, Receptacles,

810+, for a container not classifiable elsewhere having a hinged closure.