US PATENT SUBCLASS 220 / 667
.~.~ Wall permanently deformed when collapsed

Current as of: June, 1999
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220 /   HD   RECEPTACLES

660  DF  SIDEWALL STRUCTURE {7}
666  DF  .~ Collapsible wall feature {1}
667.~.~ Wall permanently deformed when collapsed

DEFINITION

Classification: 220/667

Wall permanently deformed when collapsed:

(under subclass 666) Receptacle wherein the sidewall structure remains distorted when crushed.

(1) Note. A receptacle herein is normally a beverage can intended to be compacted for disposal purposes.