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PATENT /PUB No. Country Patent Title Patent Owner Filing Date Issue/Pub Date Status
D593685 US Telescoping ladder rung Dec 30, 2005 Jun 2, 2009 Granted
D767784 US Hinge for a telescoping stepladder Dec 2, 2014 Sep 27, 2016 Granted
D665927 US Metal and wood step ladder Sep 6, 2011 Aug 21, 2012 Granted
6883645 US Extending ladder and associated manufacturing methods Jan 17, 2004 Apr 26, 2005 Granted
10753149 US Extendable / retractable ladder Jul 20, 2018 Aug 25, 2020 Granted
6708800 US Extending ladder and associated manufacturing methods Aug 2, 2002 Mar 23, 2004 Granted
9416591 US Telescoping ladder with stabilizers Dec 2, 2014 Aug 16, 2016 Granted
8387753 US Ergonomic extendable/retractable ladder Jun 30, 2006 Mar 5, 2013 Granted
9580959 US Foldable ladder Dec 2, 2014 Feb 28, 2017 Granted
10233692 US Foldable ladder Feb 9, 2017 Mar 19, 2019 Granted
7048094 US Extending ladder and associated manufacturing methods Feb 18, 2005 May 23, 2006 Granted
D624200 US Step ladder Sep 10, 2009 Sep 21, 2010 Granted
10053912 US Extendable / retractable ladder Sep 22, 2017 Aug 21, 2018 Granted
10731413 US Foldable ladder Nov 29, 2018 Aug 4, 2020 Granted
D684278 US Collapsible five legged stepstool Jan 20, 2012 Jun 11, 2013 Granted
8015968 US Throwing device Nov 21, 2007 Sep 13, 2011 Granted
*Note: Documents with disabled checkboxes are ancillary ones, so these cannot be added to portfolio.