US PATENT SUBCLASS 53 / 396
METHODS


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

396METHODS {22}
397  DF  .~> Applying a partial cover {2}
400  DF  .~> With adsorption or absorption of contents
401  DF  .~> With nonreactive packaging materials
402  DF  .~> With inhibitor
403  DF  .~> Gas filling and/or evacuating and closing {5}
409  DF  .~> Annular package
410  DF  .~> Forming a cover adjunct or application of a cover adjunct to a cover {7}
425  DF  .~> Sterilizing complete package
426  DF  .~> Sterilizing cover only
427  DF  .~> Skin packaging (e.g., vacuum forming by conforming cover over contents)
428  DF  .~> With contents treating {7}
441  DF  .~> Conforming by stretching or shrinking of cover over contents {1}
443  DF  .~> Group forming of contents into a unit {5}
449  DF  .~> Plural covers
450  DF  .~> Enclosing contents within progressively formed web means {1}
452  DF  .~> Forming or partial forming a receptacle and subsequent filling {4}
460  DF  .~> Envelope or triangular flap fold
461  DF  .~> Wrapping contents including cover forming {5}
467  DF  .~> Filling preformed receptacle and closing {5}
473  DF  .~> Filling preformed receptacle {2}
476  DF  .~> Closing package or filled receptacle {3}
492  DF  .~> Opening only


DEFINITION

Classification: 53/396

METHODS:

(under the class definition) Methods not provided for elsewhere.