E02D 5/22
Piles
Official title: Piles (sheet piles, {i.e. elements shaped to mutually lock or mate} E02D5/02; {pile shoes E02D5/72; foundations on piles E02D27/12, E02D27/20})
E02D5/22 (Piles) appears on 1,356 US grants and 1,159 published applications in this corpus.
Search patents in E02D- Granted patents
- 1,356
- Published applications
- 1,159
- Assignees
- 718
- Inventors
- 2,354
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 31 | 0 |
| 1978 | 28 | 0 |
| 1979 | 11 | 0 |
| 1980 | 11 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 9 | 0 |
| 1985 | 12 | 0 |
| 1986 | 25 | 0 |
| 1987 | 25 | 0 |
| 1988 | 15 | 0 |
| 1989 | 15 | 0 |
| 1990 | 16 | 0 |
| 1991 | 21 | 0 |
| 1992 | 12 | 0 |
| 1993 | 16 | 0 |
| 1994 | 16 | 0 |
| 1995 | 13 | 0 |
| 1996 | 21 | 0 |
| 1997 | 9 | 0 |
| 1998 | 17 | 0 |
| 1999 | 22 | 0 |
| 2000 | 19 | 0 |
| 2001 | 19 | 7 |
| 2002 | 21 | 20 |
| 2003 | 20 | 14 |
| 2004 | 14 | 23 |
| 2005 | 11 | 18 |
| 2006 | 17 | 22 |
| 2007 | 14 | 21 |
| 2008 | 16 | 21 |
| 2009 | 12 | 21 |
| 2010 | 12 | 23 |
| 2011 | 12 | 30 |
| 2012 | 16 | 30 |
| 2013 | 28 | 34 |
| 2014 | 19 | 43 |
| 2015 | 42 | 60 |
| 2016 | 46 | 59 |
| 2017 | 48 | 79 |
| 2018 | 68 | 68 |
| 2019 | 66 | 57 |
| 2020 | 76 | 79 |
| 2021 | 60 | 78 |
| 2022 | 61 | 97 |
| 2023 | 69 | 66 |
| 2024 | 61 | 71 |
| 2025 | 63 | 72 |
| 2026 | 44 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E02D 5/34Concrete or concrete-like piles cast in position474
- E02D 5/24Prefabricated piles337
- E02D 5/52Piles composed of separable parts220
- E02D 5/56Screw piles212
- E02D 5/54Piles with prefabricated supports or anchoring parts149
- E02D 5/60Piles with protecting cases122
- E02D 5/226Protecting piles65
- E02D 5/64Repairing piles65
All 13 subgroupsShow fewer
- E02D 5/48Piles varying in construction along their length , i.e. along the body58
- E02D 5/223Details of top sections of foundation piles53
- E02D 5/62Compacting the soil at the footing or in or along a casing44
- E02D 5/50Piles comprising both precast concrete portions and concrete portions cast in situ28
- E02D 5/58Prestressed concrete piles24
Recent patents
- High-resolution sediment dynamics, water depth, and water velocity sensing system25 Aug 2026US 12,716,787 B2North Carolina State University
- Segmented steel tape joint system for connecting tubular steel piles18 Aug 2026US 12,709,855 B1
- Post-tensioned helical anchors simultaneously spin-drilled and grouted and method therefor18 Aug 2026US 12,709,856 B2
- Multi-piece underground base for a static structure11 Aug 2026US 12,703,952 B2Fastepc, Inc.
- Universal three-way round pile square pile threaded bar coupler usable with a tieback anchor11 Aug 2026US 12,703,953 B2
- Systems, methods, and machines for aligning and assembling truss foundations for single-axis trackers8 Oct 2026US 2026/0308863 A1Ojjo, Inc.
- Load Bearing Shaft Connector8 Oct 2026US 2026/0309180 A1
- Foundation support pier with shaft distal end edges having different length forward and reverse torque transmitting portions1 Oct 2026US 2026/0297877 A1Pier Tech Systems, LLC
- Ground screw foundation1 Oct 2026US 2026/0297878 A1
- Pile structure for an offshore wind turbine and methods of installing the same1 Oct 2026US 2026/0297881 A1Equinor Energy AS
Most cited
By later US patents
- Corrosion-resistant encasement for structural members165US 4,019,301 A1977
- Micropile casing and method130US 6,012,874 ADBM Contractors, Inc. · 2000
- Expandable base bearing pile and method of bearing pile installation115US 6,047,505 A2000
- Method, member, and tendon for constructing an anchoring device115US 6,216,403 B1VSL International AG · 2001
- Splay bottom fluted metal piles110US 4,685,834 ASunohio Company · 1987