Helical Pier Patents
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| Patent# | Year | Author | Title |
| 414,700 | 1889 | Gray | Pile |
| 505,811 | 1893 | Brown | Fence post |
| 1,109,020 | 1914 | Skiff & Westphall | Fence post |
| 1,791,368 | 1931 | Mullet | Anchor post |
| 1,940,938 | 1933 | AB Chance | Earth anchor |
| 2,234,907 | 1941 | Williams | Earth anchor |
| 2,643,843 | 1953 | Brown | Sand anchoring device |
| 3,016,117 | 1962 | Peterson | Earth anchor |
| 3,243,962 | 1966 | Ratliff | Method and apperatus for treating soil |
| 3,645,055 | 1972 | Roza | Screw anchor |
| 3,662,436 | 1972 | Roza | Screw anchor |
| 3,710,523 | 1973 | Taylor | Earth anchor |
| 3,772,838 | 1973 | Virnig | Ground anchor apparatus |
| 3,793,786 | 1974 | Jahnke | Screw anchor |
| 3,830,315 | 1974 | Love | Apparatus for implacement of subterranean screw anchors |
| 3,871,142 | 1975 | Abbott | Device for holding down mobile homes |
| 3,952,523 | 1976 | Gale | Method of installing a screw-type anchor |
| 4,251,963 | 1981 | Patterson | Earth anchor |
| 4,290,245 | 1981 | Pardue, Hornsby & Noble | Earth anchor |
| 4,316,350 | 1982 | Watson | Wing screw earth anchor |
| 4,334,392 | 1982 | Dziedzic | Modular screw anchor having lead point non-integral with helix plate |
| 4,467,575 | 1984 | Dziedzic | Internally driven earth anchor having small diameter anchor rod |
| 4,499,698 | 1985 | Hoyt, Bobbitt, Bartee, Garton, Pilliard & Paul | Method and apparatus for anchoring retaining walls and the like, and installation therefor |
| 4,533,279 | 1985 | van den Elzen, van der Wouden, & Meijer | Method for making a foundation pile |
| 4,650,372 | 1987 | Gorrell | Drive screw pile |
| 4,707,964 | 1987 | Hoyt, Dziedzic & Rinehart | Method of providing support for an elongated tower leg |
| 4,742,656 | 1988 | Farmer | Earth anchor with multi-sided blade |
| 4,833,846 | 1989 | McFeetors & Wilson | Ground anchor system for supporting an above ground structure |
| 4,923,165 | 1990 | Cockman | Stabilized post anchor |
| 4,981,000 | 1991 | Hamilton & Odom | Penetration of power installed anchor |
| 4,996,806 | 1991 | Platz | Lead point for helical earth anchor |
| 5,011,336 | 1991 | Hamilton, Hoyt, Halferty & Odum | Underpinning anchor system |
| 5,066,168 | 1991 | Holdeman | Cylindrical foundation support drivable into ground with removable helix |
| 5,113,626 | 1992 | Seider & Hamilton | Earth anchor apparatus having improved load bearing element |
| 5,120,163 | 1992 | Holdeman, Hargrave & Thorsten | Foundation underpinning bracket and jacking tool assembly |
| 5,139,235 | 1992 | Kilmer | Corner fence post system |
| 5,139,368 | 1992 | Hamilton, Hoyt, Halferty & Odum | Method of underpinning existing structures |
| 5,171,107 | 1992 | Hamilton, Hoyt, Halferty & Odum | Method of underpinning existing structures |
| 5,286,142 | 1994 | Hoyt & Hamilton | Reduced moment anchor hub |
| 5,295,766 | 1994 | Tiikkainen | Apparatus and method for building a foundation for uprights or for making passages therethrough |
| 5,408,788 | 1995 | Hamilton & Seider | Hollow hub helical earth anchor with improved earth penetrating spade/pilot point |
| 5,575,122 | 1996 | Hamilton, Hoyt, Halferty & Hoffman | Earth screw anchor assembly having enhanced penetrating capability |
| 5,575,593 | 1996 | Raaf | Method and apparatus for installing a helical pier with pressurized grouting |
| 5,607,261 | 1997 | Odum, Hoyt & Hamilton | Clamshell power installed anchor screw |
| 5,683,207 | 1997 | Mauer | Pier assembly and method of installing same |
| 5,707,180 | 1998 | Vickars, Vickars & Toebosch | Method and apparatus for forming piles in-situ |
| 5,800,094 | 1998 | Jones | Apparatus for lifting and supporting structures |
| 5,904,447 | 1999 | Sutton, Ludwig & Rupiper | Drive device used for soil stabilization |
| 5,919,005 | 1999 | Rupiper | Ground anchor device for penetrating an underground rock formation |
| 5,934,836 | 1999 | Rupiper & Ludwig | Ground anchor device |
| 6,032,880 | 2000 | Verrills & Verrills | Ground Spike for a Sun Umbrella |
| 6,050,740 | 2000 | Dziedzic | Combined Lockdog and Kelly Bar Adapter |
| 6,058,662 | 2000 | Perko | Earth anchors and methods for their use |
| 6,066,015 | 2000 | Brown | Method and system for anchoring a buoy via a screw-type anchor |
| 6,079,905 | 2000 | Ruiz, et al. | Bracket Assembly for Lifting and Supporting a Foundation |
| 6,094,873 | 2000 | Hoffman, Hoffman, Hoffman & Horlyk | Foundation for manufactured homes |
| 6,128,867 | 2000 | MacKarvich | Ground Anchor with Stabilizer Cap |
| 6,142,710 | 2000 | Holland & Holland | Apparatus and Method for Raising a Foundation |
| 6,142,712 | 2000 | White, Krossa & Jones | Hollow screw-in pile |
| 6,193,443 | 2001 | Trudeau, et al. | Anode Installation Apparatus and Method |
| 6,202,368 | 2001 | Wallace | Earth Anchoring System |
| 6,264,402 | 2001 | Vickars, Vickars & Toebosch | Method and apparatus for forming piles in place |
| 6,272,798 | 2001 | Cockman | Anchor with Pivotal Attachment |
| 6,352,390 | 2002 | Jones | Apparatus for lifting and supporting a foundation under tension and compression |
| 6,352,391 | 2002 | Jones | Piering device having a threaded shaft and helical plate |
| 6,394,704 | 2002 | Sacki, et al. | Screwed Steel Pile and Method of Construction Management… |
| 6,412,235 | 2002 | Pylant | Removable Screw-Type, In-Ground Anchor Device |
| 6,412,236 | 2002 | Johnson | Easily Installable Fence Post |
| 6,435,776 | 2002 | Vickars, Vickars & Toebosch | Method and apparatus for forming piles in place |
| 6,539,685 | 2003 | Bell & Rietveld | Apparatus and Method for Lifting Sunken Foundations |
| 6,615,554 | 2003 | Rupiper | Helice pier coupling system used for soil stabilization |
| 6,641,332 | 2003 | Alvarado | Foundation Support and Process for Structures |
| 6,652,195 | 2003 | Vickars, Vickars & Toebosch | Method and apparatus for forming piles in place |
| 6,659,692 | 2003 | May | Apparatus and method for supporting a structure with a pier and helix |
| 6,682,267 | 2004 | Jones | Piering device with adjustable helical plate |
| 6,702,239 | 2004 | Boucher | Apparatus and Method for Supporting the Trunk of a Tree |
| 6,722,821 | 2004 | Perko | Helice pier post and method of installation |
| 6,814,524 | 2004 | Peterson | Method and Apparatus for Lifting and Stabilizing Subsided… |
| 6,814,525 | 2004 | Whitsett | Piling apparatus and method of installation |
| 6,817,810 | 2004 | Jones | Piering device with adjustable helical plate |
| 6,840,714 | 2004 | Vache | Foundation Repair Bracket |
| 6,872,031 | 2005 | May | Apparatus and method of supporting a structure with a pier |
| 6,986,495 | 2006 | Pinkleton & Showler | Walkway bracket for use with helical anchor |
| 7,018,139 | 2006 | Slemons | Structural helical pile |
| 7,037,045 | 2006 | Jones | Modular tubular helical piering system |
| 7,040,842 | 2006 | Stotzer | Method and Device for Making a Foundation Member |
| 7,044,686 | 2006 | May | Apparatus and method for supporting a structure with a pier |
| 7,090,437 | 2006 | Pinkleton | Modular helical anchor |
| 7,094,003 | 2006 | Faires, et al. | Bracket Assembly for Lifting and Supporting a Foundation |
| 7,112,012 | 2006 | Whitsett | Piling Apparatus and Method of Installation |
| 7,163,357 | 2007 | Peterson | Method and Apparatus for Lifting and Stabilizing Subsiding… |
| 7,195,426 | 2007 | May | Structural Pier and Method for Installing Same |
| 7,220,081 | 2007 | Gantt | Concentric Load Bearing Piping with Liner for Foundation Anchor |
| 7,338,232 | 2008 | Nasr | Method for Installing a Screw Pile |
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United Kingdom Patents: |
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Patent No. |
Year |
Title |
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2360809 |
2004 |
Plough Share Helix |
|
2390128 |
2005 |
Connection Box |
|
2397327 |
2005 |
Adjustable Length Screwpile |
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2412686 |
2007 |
Fin Piles |
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2413164 |
2007 |
Grout Pads |
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2418949 |
2009 |
Grouted Rock Pile |
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2420581 |
2009 |
Angel Pile (sleeve) |
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2426777 |
2009 |
Star Sleeve |
Helical Pier World
