E02D 27/48
Foundations inserted underneath existing buildings or constructions
Official title: Foundations inserted underneath existing buildings or constructions {(making a new substructure subsequent to lifting or moving of buildings E04G23/06)}
E02D27/48 (Foundations inserted underneath existing buildings or constructions) appears on 141 US grants and 85 published applications in this corpus.
Search patents in E02D- Granted patents
- 141
- Published applications
- 85
- Assignees
- 51
- Inventors
- 164
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 2 |
| 2003 | 6 | 0 |
| 2004 | 5 | 3 |
| 2005 | 5 | 7 |
| 2006 | 4 | 3 |
| 2007 | 4 | 6 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 1 | 2 |
| 2013 | 3 | 1 |
| 2014 | 3 | 4 |
| 2015 | 1 | 2 |
| 2016 | 4 | 3 |
| 2017 | 2 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 3 |
| 2020 | 3 | 3 |
| 2021 | 4 | 7 |
| 2022 | 6 | 7 |
| 2023 | 5 | 6 |
| 2024 | 5 | 3 |
| 2025 | 6 | 6 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Snap lock, anti-reverse rotation coupler assembly for foundation support system19 Aug 2025US 12,392,103 B2Pier Tech Systems, LLC
- Tapered, locking, anti-reverse coupler assembly for foundation support system15 Jul 2025US 12,359,388 B2Pier Tech Systems, LLC
- Foundation support systems, assemblies and methods including sleeve coupler and shafts with torque transmitting profiled distal end edges24 Jun 2025US 12,338,599 B2Pier Tech Systems, LLC
- Rotary drive machine for helical pile installation and method of use22 Apr 2025US 12,281,457 B2
- Modular foundation support systems and methods including shafts with interlocking torque transmitting couplings21 Jan 2025US 12,203,231 B2Pier Tech Systems, LLC
- Foundation support system shaft coupler fabrication and assembly16 Apr 2026US 2026/0103863 A1Pier Tech Systems, LLC
- Snap lock, anti-reverse rotation coupler assembly for foundation support system6 Nov 2025US 2025/0341072 A1
- Tapered, locking, anti-reverse coupler assembly for foundation support system9 Oct 2025US 2025/0314032 A1Pier Tech Systems, LLC
- Foundation support system and method of installation with self-aligning torque transmitting couplers26 Jun 2025US 2025/0207343 A1Pier Tech Systems, LLC
- Building foundation support system with rib and groove interlock drive tool coupler component and piles26 Jun 2025US 2025/0207344 A1Pier Tech Systems, LLC
Most cited
By later US patents
- Method for prudent penetration of a casing through sensible overburden or sensible structures90US 4,765,416 ASandvik Rock Tools, Inc. · 1988
- Foundation and support system for manufactured structures76US 5,870,866 AFoundation Manufacturing, Inc. · 1999
- Underpinning bracket for uplift and settlement loading58US 5,213,448 AA. B. Chance Company · 1993
- Foundation underpinning bracket and jacking tool assembly57US 5,120,163 AA. B. Chance Company · 1992
- Underpinning anchor system55US 5,011,336 AA. B. Chance Company · 1991