Ladder Patents (Class D25/64)
Step stool type (Class D25/65)
  • Folding ladder
    Patent number: 6450290
    Abstract: A lightweight, folding ladder having steps that fold together and lie flat within the frame, when the legs of the frame are collapsed into a fold-away position. The steps each have an edge recess that allows a person climbing the ladder to laterally draw closer to an object or supporting wall when the ladder is in a legs-expanded, open-frame, operative position.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: September 17, 2002
    Inventor: George E. Spak
  • Vertical ladder movable to an inclined position
    Patent number: D442289
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: May 15, 2001
    Inventors: Theodore Ziaylek, Jr., Michael P. Ziaylek, Theodore P. Ziaylek
  • Combined ladder-cart
    Patent number: D506858
    Type: Grant
    Filed: May 8, 2002
    Date of Patent: June 28, 2005
    Assignee: Ballymore Company, Inc.
    Inventors: Gerald E. Kuehl, Ronald Bernard, William F. Frame
  • Deer stand
    Patent number: D442699
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: May 22, 2001
    Inventor: Marvin E. Myer, III
  • Step stool
    Patent number: D447817
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: September 11, 2001
    Assignee: Cosco Management, Inc.
    Inventor: Michael Scot Rosko
  • Vehicle ladder
    Patent number: D512783
    Type: Grant
    Filed: June 4, 2003
    Date of Patent: December 13, 2005
    Assignee: Intelligent Designs 2000 Corp.
    Inventor: Paul Badillo
  • Step stool with tray
    Patent number: D449385
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: October 16, 2001
    Assignee: Cosco Management, Inc.
    Inventor: M. Scot Rosko
  • Combined swimming pool steps and ladder
    Patent number: D449895
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: October 30, 2001
    Inventor: Jean L. Wilson
  • Foldable step ladder
    Patent number: D523155
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: June 13, 2006
    Inventor: Donnie C. Shoultz
  • Extension ladder with slip guards
    Patent number: D456525
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: April 30, 2002
    Inventors: Steven Lear, Margaret Lear, Terry Lear
  • Mobile step-ladder
    Patent number: D524950
    Type: Grant
    Filed: January 20, 2005
    Date of Patent: July 11, 2006
    Inventor: Anders Embretsen
  • Uneven surface ladder
    Patent number: D457650
    Type: Grant
    Filed: August 8, 2001
    Date of Patent: May 21, 2002
    Inventor: Gary W. MacDuff
  • Step stool
    Patent number: D458385
    Type: Grant
    Filed: January 9, 2001
    Date of Patent: June 4, 2002
    Assignee: Cosco Management, Inc.
    Inventor: M. Scot Rosko
  • Cleat system
    Patent number: D461564
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: August 13, 2002
    Inventor: Marlo Donald Neuleib
  • Foldable stepladder for use on a motor vehicle
    Patent number: D461909
    Type: Grant
    Filed: October 15, 2001
    Date of Patent: August 20, 2002
    Inventor: Raymond H. Rowland
  • Step stool
    Patent number: D465289
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: November 5, 2002
    Assignee: Cosco Management, Inc.
    Inventors: William R. Gibson, Enrique R. Giner
  • Step stool with tray
    Patent number: D466225
    Type: Grant
    Filed: January 9, 2001
    Date of Patent: November 26, 2002
    Assignee: Cosco Management, Inc.
    Inventor: M. Scot Rosko
  • Portion of step ladder
    Patent number: D467667
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: December 24, 2002
    Assignee: PT Indal Aluminum Industry TBK.
    Inventor: Prakasa Alim
  • Truck ladder
    Patent number: D479884
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: September 23, 2003
    Assignee: The Berryman 1996 Trust
    Inventor: Paul Berryman
  • Ladder construction
    Patent number: D490163
    Type: Grant
    Filed: June 24, 2003
    Date of Patent: May 18, 2004
    Inventor: Glenn Thurston
  • Wall storable fire escape ladder
    Patent number: D497007
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: October 5, 2004
    Inventors: Stanley E. Weber, Gaylon Mark Floyd
  • Luggage carrier for a motor vehicle trunk
    Patent number: D497588
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: October 26, 2004
    Inventor: Jung-Cheng Wu
  • Compactable boat ladder
    Patent number: D498454
    Type: Grant
    Filed: February 9, 2004
    Date of Patent: November 16, 2004
    Assignee: Garelick Mfg. Co.
    Inventors: Richard J. Garelick, Paul A. Pilosi
  • Floating dock ladder
    Patent number: D498542
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: November 16, 2004
    Inventor: Donald Brushaber
  • Dock or pontoon ladder
    Patent number: D499190
    Type: Grant
    Filed: October 14, 2003
    Date of Patent: November 30, 2004
    Assignee: Garelick Mfg. Co.
    Inventors: Richard J. Garelick, Charles J. Hauck, Matthew J. Welsch
  • Boat ladder
    Patent number: D359470
    Type: Grant
    Filed: April 25, 1994
    Date of Patent: June 20, 1995
    Inventor: William B. Allyn
  • Combined window and fire escape
    Patent number: D363784
    Type: Grant
    Filed: November 29, 1993
    Date of Patent: October 31, 1995
    Inventor: Lawrence N. Lund
  • Extensible ladder
    Patent number: D365402
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: December 19, 1995
    Assignee: Foxdale Developments Limited
    Inventor: Ronald B. T. Jones
  • Escape ladder
    Patent number: D370736
    Type: Grant
    Filed: August 12, 1994
    Date of Patent: June 11, 1996
    Assignee: BRK Brands, Inc.
    Inventors: Patrick Douglas, Don Jursich, Kenneth R. Fenne
  • Playground deck ladder
    Patent number: D372952
    Type: Grant
    Filed: January 11, 1995
    Date of Patent: August 20, 1996
    Inventor: Terry V. Parrish
  • Ladder
    Patent number: D372987
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: August 20, 1996
    Inventor: Ernest Eason
  • Sawhorse
    Patent number: D380558
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: July 1, 1997
    Inventor: Michael Ray Clavin
  • Stepladder
    Patent number: D387878
    Type: Grant
    Filed: February 18, 1997
    Date of Patent: December 16, 1997
    Assignee: Irthi Inc.
    Inventor: Marc Jacques
  • Adjustable swimming pool ladder
    Patent number: D388520
    Type: Grant
    Filed: May 7, 1996
    Date of Patent: December 30, 1997
    Assignee: Hercules Products, Inc.
    Inventors: Leland J. Hoffman, deceased, L. A. Stocking, executor
  • Combined work ladder and platform
    Patent number: D388882
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: January 6, 1998
    Assignee: Cosco, Inc.
    Inventor: James M. Kain
  • Swim ladder for a dock
    Patent number: D389923
    Type: Grant
    Filed: August 15, 1996
    Date of Patent: January 27, 1998
    Assignee: EZ Dock, Inc.
    Inventors: Jeffrey M. Hillman, Clifton D. Vierus
  • Portable utility ladder
    Patent number: D392744
    Type: Grant
    Filed: August 20, 1996
    Date of Patent: March 24, 1998
    Inventor: Brian Staal
  • Center bin ladder
    Patent number: D394715
    Type: Grant
    Filed: January 13, 1995
    Date of Patent: May 26, 1998
    Inventor: Paul Willard Pearson
  • Step ladder
    Patent number: D401353
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: November 17, 1998
    Assignee: Werner Co.
    Inventors: Randall Bell, Walter Herbst
  • Project ladder
    Patent number: D410550
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: June 1, 1999
    Assignee: R.M.M. Corp., Inc.
    Inventor: Todd Meyers
  • 3-step ladder
    Patent number: D414879
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: October 5, 1999
    Assignee: R.M.M. Corp., Inc.
    Inventor: Todd Meyers
  • 2-step ladder
    Patent number: D416092
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: November 2, 1999
    Assignee: R. M. M. Corp. Inc.
    Inventor: Todd Meyers
  • Hunting ladder
    Patent number: D417011
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: November 23, 1999
    Assignee: Summit Specialties, Inc.
    Inventors: John A. Woller, Sr., Ronald R. Woller
  • Hunting ladder
    Patent number: D420147
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: February 1, 2000
    Assignee: Summit Specialties, Inc.
    Inventors: John A. Woller, Sr., Ronald R. Woller
  • Safety ladder with safety kit
    Patent number: D422716
    Type: Grant
    Filed: July 30, 1999
    Date of Patent: April 11, 2000
    Inventor: Frank J Buldra, II
  • Adjustable ladder
    Patent number: D423685
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: April 25, 2000
    Inventor: Jose Ruiz
  • Roof ladder
    Patent number: D424211
    Type: Grant
    Filed: April 30, 1998
    Date of Patent: May 2, 2000
    Inventor: James D. Smith
  • Filtering ladder for swimming pools
    Patent number: D424706
    Type: Grant
    Filed: July 12, 1999
    Date of Patent: May 9, 2000
    Assignee: Waterair Industries
    Inventor: Andre Cholley
  • Folding step ladder
    Patent number: D425209
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: May 16, 2000
    Inventor: John J. Cox
  • Step stool
    Patent number: D433156
    Type: Grant
    Filed: August 13, 1999
    Date of Patent: October 31, 2000
    Assignee: Cosco Management, Inc.
    Inventors: William R. Gibson, Enrique R. Giner