US PATENT SUBCLASS 426 / 397
.~.~ In rigid liquid impermeable container, e.g., can, bottle, etc.

Current as of: June, 1999
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426 /   HD   FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

665  DF  PROCESSES {25}
392  DF  .~ Packaging or treatment of packaged product {6}
397.~.~ In rigid liquid impermeable container, e.g., can, bottle, etc. {7}
398  DF  .~.~.~> Container wall has plural layers or package contains interior nonintegral solid inedible material
399  DF  .~.~.~> Including delivery of pasteurized or sterilized food material to container, e.g., aseptic, etc. {2}
402  DF  .~.~.~> Including water addition to or removal from normally solid food material
403  DF  .~.~.~> Including heating of vented container containing food material
404  DF  .~.~.~> Exteriorly applying reduced pressure to eliminate air or to effect a package having reduced air content
405  DF  .~.~.~> With agitation of sealed container {1}
407  DF  .~.~.~> Heat treatment of package, e.g., pasteurization, sterilization, etc. {2}

DEFINITION

Classification: 426/397

(under subclass 392) Processes involving packaging a food in a rigid, liquid impermeable, container body, (e.g., canning, bottling, etc.).

(1) Note. Paper receptacles which are rigid are not considered liquid impermeable unless there is a specific disclosure that they have been treated to render them liquid impermeable.