Patents by Inventor Laurence Sterling

Laurence Sterling 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).

  • Method of manufacturing smart cards
    Patent number: 7014119
    Abstract: A smartcard (1) has a memory (2) of a ROM portion (3) and an EEPROM portion (4). A first type of data will be required throughout the life of smartcard (1) is stored in ROM portion (3). A second type of program data which is to be used a predetermined number of times early on in the life of smartcard (1) is stored in EEPROM portion (4). Generally, the second type of data is stored in at least one lower memory address portion (8) of EEPROM (4). The second type of program data is moved from its lower memory address portion in EEPROM (4) to a higher memory address portion (9) for execution. The data is then deleted from higher memory address portion (9).
    Type: Grant
    Filed: May 2, 2002
    Date of Patent: March 21, 2006
    Assignee: Keycorp Limited
    Inventor: Laurence Sterling
  • Method of manufacturing smart cards
    Publication number: 20040133800
    Abstract: A smartcard (1) has a memory (2) of a ROM portion (3) and an EEPROM portion (4). A first type of data will be required throughout the life of smartcard (1) is stored in ROM portion (3). A second type of program data which is to be used a predetermined number of times early on in the life of smartcard (1) is stored in EEPROM portion (4). Generally, the second type of data is stored in at least one lower memory address portion (8) of EEPROM (4). The second type of program data is moved from its lower memory address portion in EEPROM (4) to a higher memory address portion (9) for execution. The data is then deleted from higher memory address portion (9).
    Type: Application
    Filed: October 31, 2003
    Publication date: July 8, 2004
    Inventor: Laurence Sterling