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Class Information
Number: 405/230
Name: Hydraulic and earth engineering > Foundation > Underpinning
Description: Method or apparatus wherein the stable base is formed or positioned under an existing construction after which the weight of said construction is transferred to said stable base.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8590259 Method of straightening foundational walls Nov. 26, 2013
8555561 Apparatus for supporting a cemetery headstone and method of fabricating same Oct. 15, 2013
8556541 Pile driver for use in a confined space with limited head room Oct. 15, 2013
8540461 Circular pile head for underpinning a slab Sep. 24, 2013
8500368 Underpinning pile assembly and process for installing such pile assembly Aug. 6, 2013
8480335 Assembly for supporting a foundation Jul. 9, 2013
8429859 Apparatus for supporting a cemetery headstone and method of fabricating same Apr. 30, 2013
8403599 Apparatus for lifting heavy structures Mar. 26, 2013
8272810 Pilings for foundation underpinning Sep. 25, 2012
8206063 Concentrically loaded, adjustable piering system Jun. 26, 2012
8172483 Foundation underpinning May. 8, 2012
8156694 Support pedestal for supporting an elevated building surface Apr. 17, 2012
8113744 Jetting system for foundation underpinning Feb. 14, 2012
7967531 Method of raising a building Jun. 28, 2011
7857549 Underpinning pile assembly for supporting a structure upon the earth and process for installing such underpinning pile assembly Dec. 28, 2010
7785039 Pier driving and foundation lifting assembly Aug. 31, 2010
7780376 Interior underpin bracket and system and method for elevating a structure Aug. 24, 2010
7744316 Apparatus for lifting building foundations Jun. 29, 2010
7556453 Method of constructing a pile foundation Jul. 7, 2009
7470090 Lifting bracket system supported on a pier for lifting a foundation Dec. 30, 2008
7416367 Lateral force resistance device Aug. 26, 2008
7402002 Lifting assembly Jul. 22, 2008
7300230 Pile anchor head for an underpinning pile and method of preloading the same Nov. 27, 2007
7278802 Device for raising and supporting the foundation of a building Oct. 9, 2007
7220081 Concentric load bearing piping with liner for foundation anchor May. 22, 2007
7195426 Structural pier and method for installing the same Mar. 27, 2007
7163357 Method and apparatus for lifting and stabilizing subsided slabs, flatwork and foundations of buildings Jan. 16, 2007
7108458 Interlocking slab leveling system Sep. 19, 2006
7097388 Grout injecting/structure anchoring system Aug. 29, 2006
7094003 Bracket assembly for lifting and supporting a foundation Aug. 22, 2006
7090435 Method and apparatus for raising, leveling, and supporting displaced foundation allowing for readjustment after installation Aug. 15, 2006
7044686 Apparatus and method for supporting a structure with a pier May. 16, 2006
7004683 Helice pierhead mounting plate and bolt assembly Feb. 28, 2006
7004685 Mechanical device for flaring a piling member Feb. 28, 2006
6981824 Sling-traverse device for massive object lifting system Jan. 3, 2006
6971821 Grout injecting/structure anchoring system Dec. 6, 2005
6951437 Foundation support system and method Oct. 4, 2005
6948885 Method for constructing foundation Sep. 27, 2005
6923599 In-ground lifting system and method Aug. 2, 2005
6881012 Foundation repair system and method of installation Apr. 19, 2005
6848864 Interlocking slab leveling system Feb. 1, 2005
6840714 Foundation repair bracket Jan. 11, 2005
6821056 Grout injecting/structure anchoring system Nov. 23, 2004
6820379 Apparatus and method for positioning and fixing beams with ground dowels Nov. 23, 2004
6817810 Piering device with adjustable helical plate Nov. 16, 2004
6814524 Method and apparatus for lifting and stabilizing subsided slabs, flatwork and foundations of buildings Nov. 9, 2004
6808338 Method and system for lifting of the massive constructions Oct. 26, 2004
6763636 Method and apparatus for stabilizing a support system utilized for lifting and leveling existing buildings Jul. 20, 2004
6705053 Method and apparatus for utilizing non-cylindrical support sections to lift and level existing buildings from a location underneath the buildings Mar. 16, 2004
6682267 Piering device with adjustable helical plate Jan. 27, 2004

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