E21F 13/063
Loading devices for use in mining
Official title: {Loading devices for use in mining}
E21F13/063 (Loading devices for use in mining) appears on 22 US grants and 24 published applications in this corpus.
Search patents in E21F- Granted patents
- 22
- Published applications
- 24
- Assignees
- 20
- Inventors
- 62
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 6 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 3 | 1 |
| 2020 | 2 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Mined material transport vehicle3 Sep 2024US 12,077,085 B2Komatsu Ltd.
- Belt line installation device23 Jul 2024US 12,044,127 B1101219508 Sa katchewan Ltd.
- Mining system21 Feb 2023US 11,585,219 B2Komatsu Ltd.
- Auxiliary transportation and support system used after rapid excavation4 Oct 2022US 11,459,888 B2Lang Fang Jing Long Grand Industrial Machinery Co., Ltd.
- Configuration for battery powered electric drive load haul dump24 Nov 2020US 10,843,578 B2Caterpillar Inc.
- Mined material transport vehicle23 Dec 2021US 2021/0394659 A1Komatsu Ltd.
- Mining system7 Oct 2021US 2021/0310354 A1Komatsu Ltd.
- Configuration for Battery Powered Electric Drive Load Haul Dump24 Sep 2020US 2020/0298713 A1Caterpillar Inc.
- Auxiliary Transportation and Support System Used after Rapid Excavation2 Jul 2020US 2020/0208519 A1Lang Fang Jing Long Grand Industrial Machinery Co., Ltd.
- Loading arm assembly and method of use26 Dec 2019US 2019/0390549 A1Repair King, Inc.
Most cited
By later US patents
- Chain drive or return arrangement and chain assembly and sprocket employed therein22US 8,038,558 B2DBT GmbH · 2011
- Method and apparatus for highwall mining20US 6,027,175 ACutting Edge Technology Pty Ltd · 2000
- Chain drive or return arrangement and chain assembly and sprocket employed therein16US 8,360,912 B2Caterpillar Global Mining Europe GmbH · 2013
- System and method for transferring energy between vehicles3US 9,722,442 B2General Electric Company · 2017
- Mine mining system2US 10,352,165 B2Komatsu Ltd. · 2019