E02F 3/08

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2020/0165,796 TRENCH CUTTING APPARATUS AND METHODJul 24, 18May 28, 20Royal IHC Limited
2020/0123,728 LUBRICATED SOIL MIXING SYSTEMS AND METHODSDec 20, 19Apr 23, 20Not available
2019/0376,252 Foundation With Chain Blades During Construction and Its Construction MethodJan 13, 18Dec 12, 19Not available
2016/0273,183 WIDE-END TRENCHER BOOMMar 16, 16Sep 22, 16Not available
2012/0324,767 HYDRAULIC SUSPENSION HITCH SYSTEMJun 27, 11Dec 27, 12CATERPILLAR INC.
2011/0308,116 Digging System And MethodJun 17, 10Dec 22, 11Peterson, Larry William
2011/0247,246 ATTACHMENT CUTTING SYSTEM HAVING CUTTING HEADS AND A CUTTER CHAINAug 27, 09Oct 13, 11Not available
2011/0119,965 Trenching chainNov 20, 09May 26, 11Not available
2011/0113,658 Excavator and a method for constructing an underground continuous wallOct 12, 10May 19, 11Not available
2011/0088,291 DIG UNDER APPARATUS AND PROCESSOct 12, 10Apr 21, 11QUANTA ASSOCIATES, L.P.
2011/0083,346 Undercutter DeviceOct 08, 09Apr 14, 11DYMAX, INC., NEW DYMAX, INC.,
2010/0088,931 Trenching ChainAug 29, 09Apr 15, 10Time Machine, Inc.
2009/0288,319 Earth Moving Apparatus and MethodJun 16, 06Nov 26, 09Not available
2009/0126,238 Top Loading Wedge with Adjustably Engageable Bottom Apparatus and MethodJun 16, 06May 21, 09Not available
2009/0064,543 Walk-behind trenching machineSep 11, 07Mar 12, 09The Toro Company
2006/0225,314 ExcavatorApr 06, 05Oct 12, 06Not available
2006/0021,265 Excavation apparatusSep 26, 05Feb 02, 06Not available
2005/0210,714 Material handling system having a scoop wheelMay 06, 05Sep 29, 05Thor Global Enterprises Ltd.
2004/0247,398 Self-propelled all terrain track driven trench box carrierJun 06, 03Dec 09, 04Not available
2003/0041,487 Excavation apparatusAug 27, 02Mar 06, 03VERMEER MANUFACTURING COMPANY

Showing 1 to 20 of 24 results