E02F 3/64
Buckets cars, i.e. having scraper bowls
Official title: Buckets cars, i.e. having scraper bowls {(for cable scrapers E02F3/54 takes precedence; soil working machines in agriculture A01B)}
E02F3/64 (Buckets cars, i.e. having scraper bowls) appears on 229 US grants and 121 published applications in this corpus.
Search patents in E02F- Granted patents
- 229
- Published applications
- 121
- Assignees
- 61
- Inventors
- 326
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 38 | 0 |
| 1977 | 22 | 0 |
| 1978 | 12 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 2 |
| 2004 | 1 | 4 |
| 2005 | 3 | 6 |
| 2006 | 4 | 5 |
| 2007 | 2 | 5 |
| 2008 | 5 | 5 |
| 2009 | 3 | 11 |
| 2010 | 7 | 7 |
| 2011 | 5 | 0 |
| 2012 | 2 | 10 |
| 2013 | 1 | 5 |
| 2014 | 3 | 4 |
| 2015 | 3 | 4 |
| 2016 | 3 | 8 |
| 2017 | 5 | 5 |
| 2018 | 6 | 7 |
| 2019 | 7 | 3 |
| 2020 | 5 | 12 |
| 2021 | 5 | 4 |
| 2022 | 2 | 4 |
| 2023 | 8 | 3 |
| 2024 | 5 | 4 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Earth scraper23 Jun 2026US 12,662,794 B2
- Work cycle identification for scrapers and corresponding feature automation14 Jan 2025US 12,195,942 B2Deere & Company
- Utility truck body with integrated multifunctional hydraulic arm and lift assembly29 Oct 2024US 12,129,625 B1
- Excavator9 Jul 2024US 12,031,302 B2Sumitomo Heavy Industries, Ltd.
- Scraper control method4 Jun 2024US 12,000,109 B2Deere & Company
- Construction Machine And Method For Controlling Construction Machine10 Sep 2026US 2026/0266017 A1JDC Corporation
- Apparatus, methods, and systems for preserving and transferring land from a first location to a second location10 Oct 2024US 2024/0337087 A1Thornton Equipment Services, Inc.
- Shovel control device and shovel30 May 2024US 2024/0175243 A1Sumitomo Heavy Industries, Ltd.
- Work Cycle Identification for Scrapers and Corresponding Feature Automation11 Apr 2024US 2024/0117593 A1Deere & Company
- Earth scraper21 Mar 2024US 2024/0093462 A1
Most cited
By later US patents
- System for determining autonomous adjustments to an implement position and angle66US 10,066,367 B1Robo Industries, Inc. · 2018
- Dual motor hydrostatic drive system54US 3,948,049 ACaterpillar Tractor Co. · 1976
- Hydraulically operated grade scraper50US 4,217,962 A1980
- Earth scraper with track apparatus40US 7,077,216 B2ATI, Inc. · 2006
- Excavating system utilizing machine-to-machine communication31US 8,170,756 B2Caterpillar Inc. · 2012