US PATENT SUBCLASS 215 / 309
.~.~ With separate inlet and outlet passages

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

200  DF  CLOSURES {32}
307  DF  .~ Receptacle interior communicable with exterior with closure in applied position (e.g., vented) {4}
309.~.~ With separate inlet and outlet passages

DEFINITION

Classification: 215/309

(under subclass 307) Devices, provided with a separate passage to admit fluid into the receptacle as the contents are removed.