B28C 5/4248
Using chutes
Official title: {using chutes (combined with transporting belts B28C5/4255, combined with pumps or screws B28C5/4258)}
B28C5/4248 (Using chutes) appears on 67 US grants and 56 published applications in this corpus.
Search patents in B28C- Granted patents
- 67
- Published applications
- 56
- Assignees
- 22
- Inventors
- 128
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 3 |
| 2019 | 0 | 2 |
| 2020 | 3 | 5 |
| 2021 | 2 | 3 |
| 2022 | 5 | 6 |
| 2023 | 1 | 7 |
| 2024 | 1 | 4 |
| 2025 | 9 | 6 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mixer remote quality manager28 Jul 2026US 12,691,608 B2Oshkosh Corporation
- Concrete mixer vehicle with trainer cab21 Apr 2026US 12,606,077 B2Oshkosh Corporation
- Powered vehicle combining dust collection, overlay mixing and spreading21 Apr 2026US 12,606,963 B2
- Concrete mixer vehicle with chute storage assembly20 Jan 2026US 12,528,425 B2Oshkosh Corporation
- Concrete mix separating device and method of use2 Dec 2025US 12,485,579 B2
- Concrete mixer vehicle with trainer cab13 Aug 2026US 2026/0233660 A1Oshkosh Corporation
- Concrete Residue Collection System For Concrete Mixing Trucks16 Jul 2026US 2026/0200134 A1
- Intelligent Drum Cycles for Concrete Mixers12 Mar 2026US 2026/0070262 A1
- Jobsite operational status detection for concrete trucks25 Dec 2025US 2025/0387948 A1Oshkosh Corporation
- Work vehicle auxiliary axle control18 Sep 2025US 2025/0289523 A1Oshkosh Corporation
Most cited
By later US patents
- Multi-section discharge chute39US 7,648,015 B2McNeilus Truck and Manufacturing, Inc. · 2010
- Extensible discharge chute assembly38US 5,192,178 A1993
- Multi-section discharge chute37US 7,578,379 B2McNeilus Truck and Manufacturing, Inc. · 2009
- Discharge chute for concrete mix35US 4,054,194 A1977
- Telescopic chute for mixer discharge30US 4,711,334 A1987