E02F 5/22
Dredgers or soil-shifting machines for special purposes: for making embankments
Official title: for making embankments; for back-filling (in combination with trench excavators E02F5/12)
E02F5/22 (Dredgers or soil-shifting machines for special purposes: for making embankments) appears on 210 US grants and 126 published applications in this corpus.
Search patents in E02F- Granted patents
- 210
- Published applications
- 126
- Assignees
- 80
- Inventors
- 292
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 5 |
| 2004 | 7 | 6 |
| 2005 | 4 | 5 |
| 2006 | 2 | 7 |
| 2007 | 4 | 7 |
| 2008 | 0 | 4 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 3 | 3 |
| 2012 | 2 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 3 | 4 |
| 2016 | 4 | 4 |
| 2017 | 3 | 5 |
| 2018 | 4 | 11 |
| 2019 | 7 | 11 |
| 2020 | 15 | 16 |
| 2021 | 12 | 9 |
| 2022 | 4 | 5 |
| 2023 | 6 | 5 |
| 2024 | 7 | 3 |
| 2025 | 9 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for large debris conveyance11 Aug 2026US 12,703,007 B2
- Skid steer trimmer assembly28 Oct 2025US 12,454,807 B1Burchland Mfg. Inc.
- Screening hopper30 Sep 2025US 12,427,545 B2Ecofill Group Limited
- Volumetric concrete mixing system, equipment, and method23 Sep 2025US 12,420,451 B1J&P Invesco LLC
- Hydro excavation vacuum apparatus and fluid storage and supply systems thereof12 Aug 2025US 12,385,215 B2Vermeer Manufacturing Company
- Trench filling methods, machines, and systems for filling trenches9 Jul 2026US 2026/0193862 A1
- Vibratory compactor9 Oct 2025US 2025/0314031 A1
- Machine, in particular padding machine, to backfill pipelines22 May 2025US 2025/0161987 A1Scaip S.P.A.
- A screening hopper18 Jul 2024US 2024/0238844 A1Ecofill Group Limited
- Systems and methods for large debris conveyance4 Jul 2024US 2024/0216954 A1
Most cited
By later US patents