E01C 19/2005
Without driven loosening, discharging or spreading
Official title: {without driven loosening, discharging or spreading (E01C19/205 takes precedence)}
E01C19/2005 (Without driven loosening, discharging or spreading) appears on 32 US grants and 27 published applications in this corpus.
Search patents in E01C- Granted patents
- 32
- Published applications
- 27
- Assignees
- 13
- Inventors
- 58
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 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 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 5 |
| 2019 | 4 | 3 |
| 2020 | 5 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rolling leverer for sand bed for stone pavers23 Jun 2026US 12,662,780 B2
- Gravel spreader16 Dec 2025US 12,497,739 B1
- Road construction materials spreading vehicle21 Nov 2023US 11,821,151 B2Qfe Holdings Pty. Ltd.
- Hand-held spreader having a base attachable to a plurality of different hoppers1 Nov 2022US 11,483,965 B2Chapin Manufacturing, Inc.
- Portable spreader for particulate matter13 Jul 2021US 11,059,058 B1ICG Saltshooter LLC
- Rolling leverer for sand bed for stone pavers15 Aug 2024US 2024/0271373 A1
- Ground levelling machine6 Jun 2024US 2024/0183124 A1
- Road construction materials spreading vehicle25 Aug 2022US 2022/0267966 A1Qfe Holdings Pty. Ltd.
- Systems and methods for providing an undercarriage material handling system22 Jul 2021US 2021/0222378 A1
- Systems and methods for providing an undercarriage material handling system14 May 2020US 2020/0149229 A1
Most cited
By later US patents
- Aggregate material spreader66US 5,234,128 A1993
- Multiple conveyor33US 4,405,089 ATarrant Manufacturing Company · 1983
- Hopper device for material spreader having a multipositionable cover28US 4,157,150 AMeyer Products, LLC · 1979
- Dual purpose vehicle25US 4,568,028 ACompro Limited · 1986
- Portable spreader for particulate matter15US 8,272,584 B2ICG Saltshooter LLC · 2012