E02D 3/103
By installing wick drains or sand bags
Official title: {by installing wick drains or sand bags}
E02D3/103 (By installing wick drains or sand bags) appears on 22 US grants and 16 published applications in this corpus.
Search patents in E02D- Granted patents
- 22
- Published applications
- 16
- Assignees
- 22
- Inventors
- 53
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 4 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shear resistant drain system for improving weak foundation soils25 Nov 2025US 12,480,260 B2TBT Engineering Limited
- Segmental method for installing wick drains12 Aug 2025US 12,385,205 B2
- Wick drain shoe systems and methods11 Mar 2025US 12,247,369 B2American Piledriving Equipment, Inc.
- High flow capacity flexible earth drainage system and method for relieving and conveying pore water7 Jan 2025US 12,188,196 B2American Prefabricated Drain, LLC
- Horizontal-vertical drain board-flocculation vacuum preloading sediment treatment method5 Jul 2022US 11,377,377 B2Wenhou University
- Method for densification of an amount of soil and apparatus26 Feb 2026US 2026/0055568 A1Fnv IP B.V.
- Segmental method for installing wick drains16 Oct 2025US 2025/0320679 A1Keller North America, Inc.
- Method for designing a drainage well network pattern and conceiving same16 Jan 2025US 2025/0019918 A1Edaphis Inc.
- High flow capacity flexible earth drainage system and method for relieving and conveying pore water7 Mar 2024US 2024/0076846 A1American Prefabricated Drain, LLC
- Segmental method for installing wick drains7 Dec 2023US 2023/0392335 A1
Most cited
By later US patents
- Method and a device for introducing a tubular assembly into the soil40US 4,166,508 AIngenieursbureau A. P. Van den Berg B.V. · 1979
- Device for inserting a drainage wick into the ground34US 4,755,080 A1988
- Procedure and means for providing a vertical drain in the bottom of a water body23US 4,428,699 A1984
- Procedure and means for creating a vertical drain21US 4,455,105 A1984
- Means for providing a vertical drain in soil19US 4,537,527 APohjavahvistus Oy · 1985