US PATENT SUBCLASS 455 / 410
.~ Security or fraud prevention

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

403  DF  RADIOTELEPHONE SYSTEM {12}
410.~ Security or fraud prevention {1}
411  DF  .~.~> Privacy, lock-out, or authentication

DEFINITION

Classification: 455/410

Security or fraud prevention:

(under subclass 403) Subject matter having a provision for defeating or indicating an attempt to use the radiotelephone system without a proper authorization or control function.

SEE OR SEARCH CLASS

379, Telephonic Communications,

189, for a fraud or improper use mitigation or indication of a landline telephone.