US PATENT SUBCLASS 340 / 568.4
.~.~.~.~ Specified connector (e.g., phone jack-type plug)

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
568.1  DF  .~.~ Article placement or removal (e.g., anti-theft) {9}
568.2  DF  .~.~.~ Signal-carrying conduit between sensor and article (e.g., cable, power cord, or data link) {2}
568.4.~.~.~.~ Specified connector (e.g., phone jack-type plug)

DEFINITION

Classification: 340/568.4

Specified connector (e.g., phone jack-type plug):

(under subclass 568.2) Subject matter having a particular physical means of connection between the signal-carrying conduit and either the sensor or the article.

SEE OR SEARCH CLASS

439, Electrical Connectors, appropriate subclasses for power connector, per se.