Patents Assigned to American Design Group, Inc.
  • Display case
    Patent number: D300394
    Type: Grant
    Filed: June 27, 1986
    Date of Patent: March 28, 1989
    Assignee: American Design Group, Inc.
    Inventors: Marvin D. Blum, Robert I. Rubin
  • Display case
    Patent number: D321800
    Type: Grant
    Filed: February 9, 1989
    Date of Patent: November 26, 1991
    Assignee: American Design Group, Inc.
    Inventor: Marvin D. Blum
  • Jewelry display stand
    Patent number: D322368
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: December 17, 1991
    Assignee: American Design Group, Inc.
    Inventor: Marvin D. Blum
  • Combined earring and jacket
    Patent number: D390151
    Type: Grant
    Filed: June 17, 1996
    Date of Patent: February 3, 1998
    Assignee: American Design Group, Inc.
    Inventors: Judy H. Blum, Marvin D. Blum