B28C 9/04
The plant being mobile
Official title: the plant being mobile, {e.g. mounted on a carriage or a set of carriages}(B28C5/42, {B28C9/004, B28C9/006} take precedence)
B28C9/04 (The plant being mobile) appears on 143 US grants and 108 published applications in this corpus.
Search patents in B28C- Granted patents
- 143
- Published applications
- 108
- Assignees
- 84
- Inventors
- 233
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 0 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 5 |
| 2003 | 5 | 3 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 4 |
| 2008 | 3 | 0 |
| 2009 | 0 | 4 |
| 2010 | 1 | 4 |
| 2011 | 1 | 2 |
| 2012 | 0 | 3 |
| 2013 | 2 | 3 |
| 2014 | 1 | 4 |
| 2015 | 1 | 5 |
| 2016 | 0 | 4 |
| 2017 | 4 | 8 |
| 2018 | 5 | 4 |
| 2019 | 5 | 2 |
| 2020 | 5 | 13 |
| 2021 | 7 | 6 |
| 2022 | 8 | 9 |
| 2023 | 9 | 6 |
| 2024 | 3 | 4 |
| 2025 | 5 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B28C 9/0454Self-contained units, i.e. mobile plants having storage containers for the ingredients86
- B28C 9/0409And broken-down for transport26
- B28C 9/0481With means for loading the material from ground level to the mixing9
- B28C 9/0472Provided with two or more carriages for storing the ingredients or for6
- B28C 9/0436Plant adapted for mixing material lying in sectors on the ground2
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Most cited
By later US patents
- Portable concrete mixer with weigh/surge systems163US 5,667,298 ACedarapids, Inc. · 1997
- Motor mounting arrangement on a mixing auger127US 4,538,916 A1985
- Portable and modular batching and mixing plant for concrete and the like114US 6,186,654 B1Guntert & Zimmerman Construction Division, Inc. · 2001
- Portable volumetric concrete mixer/silo111US 4,922,463 ADel Zotto Manufacturing Co. · 1990
- Portable mixing/delivery apparatus for pre-blended granular mixtures95US 6,666,573 B22003