E04G 21/0409
With conveyor belts
Official title: {with conveyor belts (truck mixer with conveyor belts B28C5/4255)}
E04G21/0409 (With conveyor belts) appears on 19 US grants and 5 published applications in this corpus.
Search patents in E04G- Granted patents
- 19
- Published applications
- 5
- Assignees
- 6
- Inventors
- 21
- Latest grant
- 28 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mobile and transferable telescoping conveyor apparatus and process28 May 2024US 11,993,460 B2
- Multi-sectioned boom concrete conveyor assembly having hinged30 Nov 2021US 11,187,001 B1
- Feed conveyor for compact portable conveyor31 Dec 2019US 10,518,982 B1Stout Conveyors, LLC
- Apparatus for dispensing gravel23 Mar 2010US 7,681,714 B2
- Conveyor discharge device8 Apr 2008US 7,353,935 B2Rotec Industries, Inc.
- Mobile and transferable telescoping conveyor apprartus and process13 May 2021US 2021/0139246 A1
- Pickup truck mounted telescoping conveyor24 Dec 2020US 2020/0399071 A1
- Apparatus for dispensing gravel5 Nov 2009US 2009/0272626 A1
- Conveyor discharge device14 Sep 2006US 2006/0201784 A1Rotec Industries, Inc.
- Formwork systems17 Aug 2006US 2006/0179787 A1
Most cited
By later US patents
- Vehicle-mounted extensible conveyor63US 4,624,357 ARotec Industries, Inc. · 1986
- Cantilever conveying techniques36US 5,203,442 ARotec Industries, Inc. · 1993
- Large scale concrete conveyance techniques33US 4,846,580 ARotec Industries, Inc. · 1989
- Single belt, multiple conveyor system31US 3,945,484 ARotec Industries, Inc. · 1976
- Vehicle-mounted conveyor system including powered rotating infeed conveyor30US 6,378,686 B1Putzmeister Aktiengesellschaft · 2002