Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: D25/64
Name: Building units and construction elements > Stair, ladder, scaffold, or similar support > Stepped (15) > Ladder

Sub-classes under this class:

Class Number Class Name Patents
D25/65 Step stool type 68

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
D700976 Dock ladder Mar. 11, 2014
D696424 Emergency safety boat ladder Dec. 24, 2013
D692163 Ladder Oct. 22, 2013
D677799 Ladder Mar. 12, 2013
D669194 Coaming ladder Oct. 16, 2012
D667564 Locking device Sep. 18, 2012
D660981 Scissor ladder May. 29, 2012
D635690 Dock ladder Apr. 5, 2011
D631978 Fire escape ladder support Feb. 1, 2011
D620132 Ladder Jul. 20, 2010
D609365 Stackable ladder Feb. 2, 2010
D606669 Step ladder Dec. 22, 2009
D601719 Ladder Oct. 6, 2009
D590068 Modular tree ladder Apr. 7, 2009
D577326 Portion of a boat ladder Sep. 23, 2008
D576290 Step ladder Sep. 2, 2008
D554771 Stepladder Nov. 6, 2007
D549838 Vehicle ladder Aug. 28, 2007
D548364 Stepladder Aug. 7, 2007
D541430 Unfolding stepladder Apr. 24, 2007
D541431 Ladder for a van Apr. 24, 2007
D539922 Ladder for a truck Apr. 3, 2007
D535757 Two-component ladder Jan. 23, 2007
D525369 Swimming pool ladder Jul. 18, 2006
D524950 Mobile step-ladder Jul. 11, 2006
D523155 Foldable step ladder Jun. 13, 2006
D512783 Vehicle ladder Dec. 13, 2005
D506858 Combined ladder-cart Jun. 28, 2005
D499190 Dock or pontoon ladder Nov. 30, 2004
D498542 Floating dock ladder Nov. 16, 2004
D498454 Compactable boat ladder Nov. 16, 2004
D497588 Luggage carrier for a motor vehicle trunk Oct. 26, 2004
D497007 Wall storable fire escape ladder Oct. 5, 2004
D490163 Ladder construction May. 18, 2004
D479884 Truck ladder Sep. 23, 2003
D467667 Portion of step ladder Dec. 24, 2002
D466225 Step stool with tray Nov. 26, 2002
D465289 Step stool Nov. 5, 2002
6450290 Folding ladder Sep. 17, 2002
D461909 Foldable stepladder for use on a motor vehicle Aug. 20, 2002
D461564 Cleat system Aug. 13, 2002
D458385 Step stool Jun. 4, 2002
D457650 Uneven surface ladder May. 21, 2002
D456525 Extension ladder with slip guards Apr. 30, 2002
D449895 Combined swimming pool steps and ladder Oct. 30, 2001
D449385 Step stool with tray Oct. 16, 2001
D447817 Step stool Sep. 11, 2001
D442699 Deer stand May. 22, 2001
D442289 Vertical ladder movable to an inclined position May. 15, 2001
D433156 Step stool Oct. 31, 2000

1 2 3

  Recently Added Patents
Method and system for facilitating micropayments in a financial transaction system
Interface circuit and interface system
Method for releasing a locking in mobile terminal and mobile terminal using the same
Direct connect single layer touch panel
Vending machine
Timing controller capable of removing surge signal and display apparatus including the same
Method of publicly displaying a person's relationship status
  Randomly Featured Patents
Method and apparatus for estimating transmission ratio
Pantograph type keyboard switch
Optical transmitter having a modulation-capable wavelength-stable laser source
Supra pubic catheter
Finger protector apparatus
Method and apparatus for providing occupancy information in a fire alarm system
Multiplex transmission system for reporting alert information to the conversion device on the receiving side without using a dedicated frame
Sum of product circuit and inclination detecting apparatus
Method and system for dividing a computer processor register into sectors
Charge pump circuit and PLL circuit using same