E06C 1/22

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9803422 Ladder support and movement assemblyDec 10, 15Oct 31, 17Not available
9784033 Ladders, ladder components and related methodsOct 19, 15Oct 10, 17WING ENTERPRISES, INC.
9689204 StepladderJan 29, 14Jun 27, 17Not available
9587434 LadderFeb 21, 11Mar 07, 17Not available
9482053 Ladder safety device and method of attachmentNov 13, 13Nov 01, 16Not available
9347263 Collapsible ladderJul 02, 13May 24, 16Teletower.com Limited
9163455 Ladders, ladder components and related methodsMay 25, 12Oct 20, 15WING ENTERPRISES, INC.
9016434 Ladders, ladder components and related methodsFeb 22, 12Apr 28, 15WING ENTERPRISES, INC.
8607932 Ladder stabilizing attachmentsMay 31, 07Dec 17, 13Not available
5791437 Ladder with nesting brace gusset plate hingeOct 13, 94Aug 11, 98Not available
5454446 Freestanding extension ladderMar 24, 94Oct 03, 95Not available
5000289 Extendable step ladderMay 21, 90Mar 19, 91Not available
4949809 Extendable pole locking mechanism for ladder stabilizerDec 07, 89Aug 21, 90REPUBLIC ACCEPTANCE CORPORATION
4899849 Ladder stabilizerDec 05, 88Feb 13, 90REPUBLIC ACCEPTANCE CORPORATION
4796727 Folding step ladderFeb 01, 88Jan 10, 89Not available
4641729 Method and apparatus for stabilizing a ladderOct 31, 85Feb 10, 87Not available
4565262 Ladder apparatusJun 29, 84Jan 21, 86HAWKINS, STANLEY E.
4210224 Longitudinally variable ladderJan 05, 79Jul 01, 80KUMMERLIN, WALTER