B28C 9/0481
With means for loading the material from ground level to the mixing
Official title: {with means for loading the material from ground level to the mixing device, e.g. with an endless conveyor or a charging skip (B28C9/0436 takes precedence)}
B28C9/0481 (With means for loading the material from ground level to the mixing) appears on 9 US grants and 10 published applications in this corpus.
Search patents in B28C- Granted patents
- 9
- Published applications
- 10
- Assignees
- 6
- Inventors
- 16
- Latest grant
- 23 Sep 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 2 |
By publication year.
Subgroups
Granted patents
Recent patents
- Containerized concrete batch plant23 Sep 2025US 12,420,450 B2IP Holding Company
- Volumetric concrete mixing system, equipment, and method23 Sep 2025US 12,420,451 B1J&P Invesco LLC
- Volumetric concrete mixing system, equipment, and method26 Dec 2023US 11,850,769 B1J&P Invesco LLC
- Volumetric concrete mixing system, equipment, and method16 Nov 2021US 11,173,630 B1J&P Invesco LLC
- Volumetric concrete mixing system, equipment, and method23 Jun 2020US 10,688,687 B2J&P Invesco LLC
- Containerized concrete batch plant25 Dec 2025US 2025/0387949 A1Nj IP Holding Company LLC
- Production line combining on-site mixing and construction for green and ultra-high-perfromance concrete9 Jan 2025US 2025/0010517 A1
- Containerized concrete batch plant22 Sep 2022US 2022/0297346 A1IP Holding Company
- Containerized concrete batch plant29 Jul 2021US 2021/0229322 A1
- Volumetric concrete mixing system, equipment, and method10 May 2018US 2018/0126592 A1J&P Invesco LLC
Most cited
By later US patents
- Container concrete mixing plant17US 6,832,851 B1Walter-Heilit Verkehrswegebau GmbH · 2004
- Volumetric concrete mixing system, equipment, and method4US 11,173,630 B1J&P Invesco LLC · 2021
- Modular conveyor assembly cassette4US 9,616,592 B1Holcombe CVI, LLC · 2017
- Volumetric concrete mixing system, equipment, and method3US 10,688,687 B2J&P Invesco LLC · 2020
- Modular conveyor assembly cassette1US 10,472,176 B2Holcombe CVI, LLC · 2019