Patents Assigned to Showboard, Inc.
  • Patent number: 5911522
    Abstract: A portable display device for displaying educational material or student's work comprising a plurality of panels, each panel separated from the next adjacent panel by a score line to permit relative movement between adjacent panels, each panel comprising a base portion including a first and second corrugated substantially rigid section separated by a substantially rigid member and a writing surface adhered to the outer surface of the first corrugated substantially rigid section, the score line formed between adjacent panels extending entirely through the second corrugated substantially rigid section and a portion of the first corrugated substantially rigid section such that adjacent panels may be folded relative to each other for storage and transport or extended relative to each other for display.
    Type: Grant
    Filed: January 7, 1994
    Date of Patent: June 15, 1999
    Assignee: Showboard, Inc.
    Inventor: Donald L. Wood
  • Patent number: 5293705
    Abstract: A portable display device for displaying educational material or student's work comprising a plurality of panels, each panel separated from the next adjacent panel by a score line to permit relative movement between adjacent panels, each panel comprising a base portion including a first and second corrugated substantially rigid section separated by a substantially rigid member and a writing surface adhered to the outer surface of the first corrugated substantially rigid section, the score line formed between adjacent panels extending entirely through the second corrugated substantially rigid section and a portion of the first corrugated substantially rigid section such that adjacent panels may be folded relative to each other for storage and transport or extended relative to each other for display.
    Type: Grant
    Filed: November 12, 1992
    Date of Patent: March 15, 1994
    Assignee: Showboard, Inc.
    Inventor: Donald L. Wood
  • Patent number: 4794712
    Abstract: A portable display device for displaying educational material or student's work comprising a plurality of panels, each panel separated from the next adjacent panel by a score line to permit relative movement between adjacent panels, each panel comprising a base portion including a first and second corrugated substantially rigid section separated by a substantially rigid member and a writing surface adhered to the outer surface of the first corrugated substantially rigid section, the score line formed between adjacent panels extending entirely through the second corrugated substantially rigid section and a portion of the first corrugated substantially rigid section such that adjacent panels may be folded relative to each other for storage and transport or extended relative to each other for display.
    Type: Grant
    Filed: November 10, 1987
    Date of Patent: January 3, 1989
    Assignee: Showboard, Inc.
    Inventor: Donald L. Wood