Patents by Inventor Ricki S. Karp

Ricki S. Karp has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Interactive telephone lottery system with a verification code
    Patent number: 5083272
    Abstract: An interactive transaction system is provided. A user interacts with the system by means of a telephone which delivers output signals from the user and receives input signals from the system. The telephone is interfaced to a communication network through a switching unit. An account is provided from which the amount of the transaction is debited. A transaction microprocessor is interfaced to receive the input signals from the telephone which identify the transaction, the amount of the transaction and the user's personal identification code. The transaction microprocessor then communicates with the account microprocessor to authorize and complete the transaction.
    Type: Grant
    Filed: November 2, 1988
    Date of Patent: January 21, 1992
    Assignee: Britcanus Corporation
    Inventors: Robert W. Walker, Ricki S. Karp, John S. Hayter