US PATENT SUBCLASS 220 / 789
.~.~ Interlock internal to passage mouth (e.g., stopper type closure)

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
780  DF  .~ Removable closure situated by resilient distortion and retained by preformed configuration (e.g., detent) {9}
789.~.~ Interlock internal to passage mouth (e.g., stopper type closure) {2}
790  DF  .~.~.~> Closure flange interlocks closure support outer wall
791  DF  .~.~.~> Closure includes integral lifting tab

DEFINITION

Classification: 220/789

Interlock internal to passage mouth (e.g., stopper type closure):

(under subclass 780) Subject matter wherein the interlock occurs between the closure and the access opening inner wall.

SEE OR SEARCH THIS CLASS, SUBCLASS:

787, for a similar closure including a noncontinuous interlock between the closure and the passage mouth inner wall.

, DIG 19, for a digest of rubber plugs and caps.

SEE OR SEARCH CLASS

215, Bottles and Jars,

355+, for a bottle or jar including a stopper type closure.