Patents Assigned to Sprog Limited
  • Patent number: D500622
    Type: Grant
    Filed: July 22, 2003
    Date of Patent: January 11, 2005
    Assignee: Sprog Limited
    Inventor: Philip Owen
  • Patent number: D506322
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: June 21, 2005
    Assignee: Sprog Limited
    Inventor: Philip Owen
  • Patent number: D509981
    Type: Grant
    Filed: October 7, 2004
    Date of Patent: September 27, 2005
    Assignee: Sprog Limited
    Inventor: Philip Owen