Telecommunications card-access system
March 14, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesPortable data carrier including a microprocessor Portable personal terminal for use in a system for handling transactions IC card system Personal-servicing communication system Key telephone system Automated transaction system with insertable cards for transferring account data System for providing secure telecommunication access to a computer Personal-servicing communication system Field initialized authentication system for protective security of electronic information networks Telephone call security system InventorApplicationNo. 209724 filed on 03/14/1994US Classes:455/411, Privacy, lock-out, or authentication379/93.02, Access restricting379/200, Restrictive dialing circuit379/355.08, Including prefix in the call address signal379/357.01, Insertable control element or circuitry (e.g., card)455/558, Card control element455/566Having displayExaminersPrimary: Bost, Dwayne D.Attorney, Agent or FirmForeign Patent References
International ClassH04Q 007/38AbstractThe present invention is directed to a access-control system for a telecommunication network which connects a serving telecommunication system to a plurality of telecommunication access terminals, comprising: at least one portable memory devices card, for storing a resident PIN and a number of access authorization codes and associated identification data; an access-control module for connection to a telecommunications access terminal, comprising user's interface means for communication between the user and said module, means for reading said resident PIN, means for validating an user's PIN input on said user's interface means for accessing said number of access authorization codes and associated identification data on said card, means for selecting a transaction profile on said user's interface means, means for transmitting a selected access authorization code and associated identification data for said transaction profile associated to said validated resident PIN to said serving telecommunication system over said network for executing a transaction defined by said transaction profile.Other References
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