Patents by Inventor Kathyrn V. Lawton

Kathyrn V. Lawton 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).

  • Patent number: 5742682
    Abstract: A method of manufacturing a secure box in a Key Management System that includes a plurality of functionally distinct secure boxes initializes a first manufacturing box if one does not exist. The method creates in a manufacturing box at least one logical security domain including encryption keys needed to perform Key Management System processes within the domain, and provides a target secure box with the capability to perform at least one Key Management System function from a plurality of functions required by the Key Management System. The method authenticates the target secure box to the manufacturing box, installs a unique secure box identification in the target secure box, and creates at least one logical security domain in the target secure box corresponding to a logical security domain in the manufacturing box.
    Type: Grant
    Filed: October 23, 1995
    Date of Patent: April 21, 1998
    Assignee: Pitney Bowes Inc.
    Inventors: Walter J. Baker, Robert A. Cordery, Frank M. D'Ippolito, Gary M. Heiden, Kathyrn V. Lawton, Steven J. Pauly
  • Patent number: 5661803
    Abstract: A method of token verification in a Key Management System provides a logical device identifier and a master key created in a logical security domain to a transaction evidencing device, such as a digital postage meter. The method creates a master key record in a key verification box, securely stores the master key record in a Key Management System archive, and produces in the transaction evidencing device evidence in the logical security domain of transaction information integrity. The method inputs the evidence of the transaction information integrity to a token verification box, and inputs in the token verification box the master key record from the Key Management System archive.
    Type: Grant
    Filed: March 31, 1995
    Date of Patent: August 26, 1997
    Assignee: Pitney Bowes Inc.
    Inventors: Robert A. Cordery, John F. Braun, Frank M. D'Ippolito, Kathyrn V. Lawton, Steven J. Pauly, Leon A. Pintsov, Frederick W. Ryan, Jr., Monroe A. Weiant, Jr.