US PATENT SUBCLASS 379 / 190
.~ Time out

Current as of: June, 1999
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379 /   HD   TELEPHONIC COMMUNICATIONS

188  DF  CALL OR TERMINAL ACCESS ALARM OR CONTROL {5}
190.~ Time out {1}
191  DF  .~.~> At switching center {2}

DEFINITION

Classification: 379/190

Time out:

(under subclass 188) Subject matter which in response to a specified equipment status for a specified duration either changes the status, or generates an alerting signal.

(1) Note. This subclass would include disconnection of a terminal after a set time.