US PATENT SUBCLASS 383 / 58
.~.~.~ Overlying access opening in bag material


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

42  DF  WITH CLOSURE {16}
43  DF  .~ Self-closing type {1}
44  DF  .~.~ Responsive to content (e.g., valve) {8}
58.~.~.~ Overlying access opening in bag material


DEFINITION

Classification: 383/58

Overlying access opening in bag material:

(under subclass 44) Subject matter wherein the closure element covers a slit or hole in the bag through which the bag is intended to be filled or emptied.