US PATENT SUBCLASS 4 / 687
.~.~.~ Bi-transit for drain of sink or bath

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

679  DF  DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {3}
680  DF  .~ Drain and overflow {2}
682  DF  .~.~ With valve {3}
687.~.~.~ Bi-transit for drain of sink or bath

DEFINITION

Classification: 4/687

Bi-transit for drain of sink or bath:

(under subclass 682) Subject matter wherein the apparatus is a hollow member with one open end that fits into and is operated to open and close the drain of the sink or bath while the other end has an opening that is substantially upward from the drain and yet below the rim of the sink or bath to prevent overflow by providing a path through the member to the drain of the sink or bath to control the flow of fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

654, for a sink or bath attachment that fits into the drain of the sink or bath and is intended to allow liquid or solid disposal while the sink or bath is full.

680, for a portable device that fits into the drain of a sink or bath and is intended to prevent the sink or bath from overflowing.