US PATENT SUBCLASS 53 / 482
.~.~.~.~ Folding or rolling-in

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

396  DF  METHODS {22}
476  DF  .~ Closing package or filled receptacle {3}
480  DF  .~.~ Closing preformed container deformed by contents {1}
481  DF  .~.~.~ By collapsing mouth portion (e.g., to form single flap) {2}
482.~.~.~.~ Folding or rolling-in

DEFINITION

Classification: 53/482

Folding or rolling-in:

(under subclass 481) Methods for doubling a single flap over upon itself after the inner surfaces have been brought together.