US PATENT SUBCLASS 220 / 360
.~ Closure controls vent in receptacle

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
360.~ Closure controls vent in receptacle

DEFINITION

Classification: 220/360

(under subclass 200) Device wherein the receptacle is provided with a vent or valve through a wall thereof and the closure is provided with means by which the vent or valve may be regulated.

SEE OR SEARCH THIS CLASS, SUBCLASS:

203.01+, for a receptacle closure comprising a pressure responsive vent or valve.