E02D 5/226
Protecting piles
Official title: {Protecting piles (piles with protecting cases E02D5/60)}
E02D5/226 (Protecting piles) appears on 65 US grants and 47 published applications in this corpus.
Search patents in E02D- Granted patents
- 65
- Published applications
- 47
- Assignees
- 44
- Inventors
- 105
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 5 |
| 2014 | 0 | 0 |
| 2015 | 3 | 5 |
| 2016 | 3 | 7 |
| 2017 | 3 | 8 |
| 2018 | 6 | 4 |
| 2019 | 6 | 2 |
| 2020 | 3 | 4 |
| 2021 | 4 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pile with an upheaval resistant sleeve30 Jun 2026US 12,668,942 B2
- Self-maintaining and anti-scouring device for offshore wind power pile foundation2 Jun 2026US 12,644,248 B2China Three Gorges Corporation
- Extruded frictionally-enhanced reinforced pile with integral utility channels10 Feb 2026US 12,546,080 B2
- Post sleeve assembly15 Oct 2024US 12,116,780 B2
- Construction method for reinforcing and repairing steel pipe pile for offshore wind power28 May 2024US 11,993,909 B2Zhejiang University
- Self-maintaining and anti-scouring device for offshore wind power pile foundation13 Mar 2025US 2025/0084607 A1China Three Gorges Corporation
- Pile with an upheaval resistant sleeve13 Feb 2025US 2025/0052030 A1
- Cover for a component opening of a component, in particular an offshore structure16 May 2024US 2024/0159008 A1RWE Offshore Wind GmbH
- Extruded frictionally-enhanced reinforced pile with integral utility channels22 Feb 2024US 2024/0060263 A1
- Construction method for reinforcing and repairing steel pipe pile for offshore wind power16 Nov 2023US 2023/0366169 A1Zhejiang University
Most cited
By later US patents
- Pole and piling protector90US 4,244,156 A1981
- Method for reinforcing structural supports and reinforced structural supports74US 5,326,410 ATimber Products, Inc. · 1994
- Protective coating56US 5,591,265 AColebrand Limited · 1997
- Surface coating agent and method for using the same in civil and construction engineering51US 4,714,507 A1987
- Negative friction pile and isolating casing43US 4,070,867 A1978