US PATENT SUBCLASS 383 / 103
.~ Opening in bag material

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

100  DF  WITH VENTING OR VENTILATION MEANS {3}
103.~ Opening in bag material

DEFINITION

Classification: 383/103

Opening in bag material:

(under subclass 100) Subject matter wherein the vented fluid passes through an aperture or slit in the bag.

SEE OR SEARCH THIS CLASS, SUBCLASS:

43+, for a valve bag, which is filled or emptied through the opening.

102, for bags which are vented or ventilated through the permeable material, (i.e., passes through pores or interstices of the material).