US PATENT SUBCLASS 215 / 328
.~.~.~ With vertical corrugation (e.g., crown cap)

Current as of: June, 1999
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215 /   HD   BOTTLES AND JARS

200  DF  CLOSURES {32}
316  DF  .~ Cap type {8}
324  DF  .~.~ Crimped flange or skirt portion {4}
328.~.~.~ With vertical corrugation (e.g., crown cap)

DEFINITION

Classification: 215/328

(under subclass 324) Devices, wherein at least a part of depending portion of the cap skirt is deformed (crimped) into circumferentially alternating, vertically disposed ridges and crests, the crimping action forcing the ridges into contact with the external walls of the receptacle neck.