E04G 1/30

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9551160 Scaffold and methodJun 28, 16Jan 24, 17WERNER CO.
9546489 Formwork support scaffold structureAug 02, 13Jan 17, 17Form 700 Pty Ltd
9388588 Scaffold and methodFeb 26, 10Jul 12, 16WERNER CO.
9366042 Guardrail for an elevated working platformJan 24, 12Jun 14, 16Teletower.com Limited
9290954 Method and apparatus of an adjustable scaffold shelfNov 30, 11Mar 22, 16Not available
8997930 Ladders, ladder components, ladder accessories, ladder systems and related methodsMay 05, 10Apr 07, 15WING ENTERPRISES, INC.
8944212 Multi-sided ladder assembly and methods of utilizing sameAug 08, 11Feb 03, 15Not available
8863901 Portable hanging toolboxDec 20, 05Oct 21, 14Not available
7753169 Wheeled support platform for a stepladderOct 30, 06Jul 13, 10Not available
5135077 Scaffolding systemAug 12, 91Aug 04, 92Universal Builders Supply, Inc.
5069309 Rolling tower scaffold and method and tooling apparatus for manufacturing the sameSep 28, 89Dec 03, 91LOUISVILLE LADDER INC.
4984654 Scaffold safety systemMay 10, 90Jan 15, 91Not available
4823911 Ladder scaffoldAug 15, 88Apr 25, 89Not available
4650035 Elevatable work stationFeb 21, 86Mar 17, 87Not available
4519476 Detachable workbench topMay 29, 84May 28, 85Andral Corporation
4397373 Mobile pedestal scaffoldJan 25, 82Aug 09, 83Up-Right, Inc.
4284171 Convertible ladderFeb 12, 79Aug 18, 81Not available
4240522 Extension trestle ladderDec 11, 78Dec 23, 80WIP TECHNOLOGIES, INC.
4194591 Mobile scaffold with fixed-use-position outriggersJul 17, 78Mar 25, 80Up-Right, Inc.