E02D 5/50
Piles comprising both precast concrete portions and concrete portions cast in situ
Official title: Piles comprising both precast concrete portions and concrete portions cast in situ {(E02D5/523 takes precedence)}
E02D5/50 (Piles comprising both precast concrete portions and concrete portions cast in situ) appears on 28 US grants and 25 published applications in this corpus.
Search patents in E02D- Granted patents
- 28
- Published applications
- 25
- Assignees
- 22
- Inventors
- 75
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 5 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 0 | 5 |
| 2019 | 4 | 1 |
| 2020 | 3 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Poor foundation reinforcement system and reinforcement method based on underground concealed arch structures3 Oct 2023US 11,773,560 B2Shandong Hi-Speed Group Co., Ltd.
- Foundation construction device and its construction method23 Mar 2021US 10,954,653 B2
- Collar and anchor kits13 Oct 2020US 10,801,174 B2Hubbell Incorporated
- Heat transfer pipe embedded in a prefabricated pipe pile and embedding method19 May 2020US 10,655,892 B2Hohai University
- Method for constructing a foundation for a tower structure, and onshore tower structure17 Mar 2020US 10,590,620 B2innogy SE
- Underwater concrete structure for preventing subsidence at seabed soft ground, and construction method therefor25 Dec 2025US 2025/0389097 A1Yujoo Co., Ltd.
- T-shaped reamed pile, composite foundation, and construction method for composite foundation8 May 2025US 2025/0146242 A1Henan Jingwu Expressway Co., Ltd.
- Poor foundation reinforcement system and reinforcement method based on underground concealed arch structures7 Sep 2023US 2023/0279632 A1Shandong Hi-Speed Group Co., Ltd.
- Foundation Construction Device and Its Construction Method26 Mar 2020US 2020/0095747 A1
- Collar and anchor kits16 May 2019US 2019/0145075 A1Hubbell Incorporated
Most cited
By later US patents
- Method of obtaining sufficient supporting force for a concrete pile sunk into a hole76US 4,116,012 ANippon Concrete Industries Co. Ltd. · 1978
- Modular foundation system28US 6,176,055 B12001
- Composite sectional concrete piles22US 5,320,453 ARoger Bullivant of Texas, Inc. · 1994
- Post stressed pier14US 6,371,698 B1A. H. Beck Foundation Company, Inc. · 2002
- Method for forming a concrete piling foundation13US 4,127,002 A1978