US PATENT SUBCLASS 215 / 337
.~.~.~ Cap skirt impressed with circumferential inclined keeper indent, or with circumferentially spaced keeper indents

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

200  DF  CLOSURES {32}
316  DF  .~ Cap type {8}
329  DF  .~.~ Removably attached to receptacle by relative rotation between keepers (e.g., screw threads or lugs) {11}
337.~.~.~ Cap skirt impressed with circumferential inclined keeper indent, or with circumferentially spaced keeper indents

DEFINITION

Classification: 215/337

(under subclass 329) Devices, wherein a sheet forming the closure skirt is bent to form (1) a keeper-forming indent extending circumferentially of, and inclined relative to, the axis of revolution of the skirt, or (2) keeper-forming indents spaced circumferentially of said skirt.

(1) Note. The keeper forming indent may be concave toward either the interior or exterior of the cap skirt.