US PATENT SUBCLASS 292 / 256.61
.~.~ Permanently deformed

Current as of: June, 1999
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292 /   HD   CLOSURE FASTENERS

256  DF  CLAMPS {6}
256.6  DF  .~ Ring {3}
256.61.~.~ Permanently deformed

DEFINITION

Classification: 292/256.61

(under subclass 256.6) Devices in which the material of the ring has portions thereof permanently deformed to hold the closure in place.

(1) Note. This type of fastener is usually destroyed in removing.

SEE OR SEARCH CLASS

215, Bottles and Jars,

250+, for frangible closures and subclasses 274+ for ring-type fasteners.