Patents by Inventor David John Sylvester

David John Sylvester 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).

  • System and method for using multiple payment accounts using a single payment device
    Patent number: 9947001
    Abstract: A method and system for transmitting multiple payment accounts for use by a payment device. The method includes allocating a cryptographic personal account number (CPAN) and producing at least one cryptographic master key set relating to this CPAN and transmitting, by a transmitting device, at least one produced cryptographic master key set for storage in a payment device. Further, the method includes receiving, by a receiving device, at least one device personal account number (DPAN), wherein each of the at least one DPAN is associated with a payment account associated with a consumer; generating, by a processing device, a repersonalization script for each of the at least one DPAN, wherein the repersonalization script includes a set of data associated with the corresponding DPAN; and transmitting, by the transmitting device, at least one repersonalization script to the payment device.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: April 17, 2018
    Assignee: MASTERCARD INTERNATIONAL INCORPORATED
    Inventors: Theresa Smith, David Anthony Roberts, David John Sylvester
  • SYSTEM AND METHOD FOR USING MULTIPLE PAYMENT ACCOUNTS USING A SINGLE PAYMENT DEVICE
    Publication number: 20140279559
    Abstract: A method and system for transmitting multiple payment accounts for use by a payment device. The method includes allocating a cryptographic personal account number (CPAN) and producing at least one cryptographic master key set relating to this CPAN and transmitting, by a transmitting device, at least one produced cryptographic master key set for storage in a payment device. Further, the method includes receiving, by a receiving device, at least one device personal account number (DPAN), wherein each of the at least one DPAN is associated with a payment account associated with a consumer; generating, by a processing device, a repersonalization script for each of the at least one DPAN, wherein the repersonalization script includes a set of data associated with the corresponding DPAN; and transmitting, by the transmitting device, at least one repersonalization script to the payment device.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 18, 2014
    Applicant: MasterCard International Incorporated
    Inventors: Theresa SMITH, David Anthony Roberts, David John Sylvester