US PATENT SUBCLASS 383 / 63
.~ Rib and groove

Current as of: June, 1999
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383 /   HD   FLEXIBLE BAGS

42  DF  WITH CLOSURE {16}
63.~ Rib and groove {2}
64  DF  .~.~> With sliding element
65  DF  .~.~> Including means to facilitate disengagement

DEFINITION

Classification: 383/63

Rib and groove:

(under subclass 42) Subject matter wherein the closure includes a projection which is integral with and extends along at least a portion of the opening and which interlocks with a mating recess extending along an opposite portion of the opening.

SEE OR SEARCH CLASS

24, Buckles, Buttons, Clasps, etc.,

588+, for rib and groove elements, per se.