Patents Assigned to Lawrence W. Patterson Trust
  • Lap desk
    Patent number: 5833200
    Abstract: A portable lap desk which is readily selectively adjustable in the height of the desk over the user's lap and includes a desk top which is readily selectively adjustable in tilt relative to the user.
    Type: Grant
    Filed: January 23, 1996
    Date of Patent: November 10, 1998
    Assignee: The Lawrence W. Patterson Trust
    Inventor: Lawrence W. Patterson
  • Lap desk
    Patent number: D404219
    Type: Grant
    Filed: June 2, 1998
    Date of Patent: January 19, 1999
    Assignee: Lawrence W. Patterson Trust
    Inventor: Lawrence W. Patterson