E02F 3/3408
Of the parallelogram-type
Official title: {of the parallelogram-type}
E02F3/3408 (Of the parallelogram-type) appears on 46 US grants and 32 published applications in this corpus.
Search patents in E02F- Granted patents
- 46
- Published applications
- 32
- Assignees
- 30
- Inventors
- 92
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 5 |
| 2015 | 3 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 8 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Attachment frame with pivoting loader arm18 Aug 2026US 12,709,861 B2The Charles Machine Works, Inc.
- Range-extended numerical controlled link mechanism electric loader31 Mar 2026US 12,590,434 B2Guangxi University
- Linkage assembly for construction machine27 May 2025US 12,312,763 B2Deere & Company
- Work vehicle13 May 2025US 12,296,743 B2Kubota Corporation
- Front loader for a working vehicle and a working vehicle1 Oct 2024US 12,104,346 B2åLö AB
- Front loader28 Aug 2025US 2025/0270794 A1Kubota Corporation
- Self-leveling kit and loader work apparatus with the kit9 Jan 2025US 2025/0012038 A1Daedong Mobility Corp.
- Attitude maintenance mechanism of front loader and front loader9 Jan 2025US 2025/0012042 A1Kubota Corporation
- Linkage assembly for construction machine9 May 2024US 2024/0150992 A1Deere & Company
- Attachment frame with pivoting loader arm29 Feb 2024US 2024/0068195 A1The Charles Machine Works, Inc.
Most cited
By later US patents
- Box boom loader mechanism34US 5,984,618 ACaterpillar Inc. · 1999
- Vertical engagement hydraulic tool coupler24US 6,227,792 B1Caterpillar SARL · 2001
- Loader leveling linkage providing for alteration of its geometry for accommodating different implements16US 5,405,237 ADeere & Company · 1995
- Mechanism for loader bucket or forklift mast on a material handling vehicle13US 3,966,070 AAllis-Chalmers Corporation · 1976
- Linkage arrangement13US 5,595,471 ACaterpillar Inc. · 1997