E02F 3/401
Buckets or forks comprising
Official title: {Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload}
E02F3/401 (Buckets or forks comprising) appears on 134 US grants and 79 published applications in this corpus.
Search patents in E02F- Granted patents
- 134
- Published applications
- 79
- Assignees
- 61
- Inventors
- 215
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 4 | 0 |
| 2011 | 3 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 6 |
| 2015 | 3 | 2 |
| 2016 | 0 | 2 |
| 2017 | 5 | 15 |
| 2018 | 7 | 7 |
| 2019 | 8 | 2 |
| 2020 | 5 | 5 |
| 2021 | 3 | 10 |
| 2022 | 7 | 4 |
| 2023 | 3 | 5 |
| 2024 | 7 | 2 |
| 2025 | 1 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Damping element for excavator buckets14 Jul 2026US 12,680,265 B2Minetec S.A.
- Lip for use on a material displacement apparatus30 Jun 2026US 12,668,944 B2Hensley Industries, Inc.
- Back-drag bucket accessory7 Apr 2026US 12,595,636 B2Bourgault Machines Inc.
- Malleable excavation attachment device21 Jan 2025US 12,203,237 B2
- Bucket for an earth-working or materials-handling machine5 Nov 2024US 12,134,873 B2Ssab Technology AB
- Anti-slip device for egress of construction equipment2 Jul 2026US 2026/0185323 A1Equipmentshare.Com Inc
- High Volume Excavating, ripping and Loading Apparatus and Methods23 Apr 2026US 2026/0110155 A1
- Bucket lip and bucket lip assembly for machine having lip wings26 Mar 2026US 2026/0085487 A1Caterpillar Inc.
- Adhesion suppressing member, work tool, claw member, and adhesion suppressing method1 May 2025US 2025/0137221 A1Obayashi Corporation
- Multi-mode material moving attachment6 Mar 2025US 2025/0075465 A1Bourgault Machines Inc.
Most cited
By later US patents
- Method for preparing polyphenylene ethers67US 4,092,294 AGeneral Electric Company · 1978
- Bucket attachment42US 4,125,952 A1978
- Grader blade attachment35US 4,189,854 ADanek Industries, Inc. · 1980
- Rake attachment for skid steer loaders and front end loaders and method for converting a loader bucket into a lawn preparation tool30US 6,360,458 B1Farmers' Factory Company · 2002
- Wear runner for excavating bucket28US 4,716,666 AESCO Corporation · 1988