E02F 3/3686
Using adapters, i.e. additional element to mount between the coupler and the
Official title: {using adapters, i.e. additional element to mount between the coupler and the tool}
E02F3/3686 (Using adapters, i.e. additional element to mount between the coupler and the) appears on 66 US grants and 70 published applications in this corpus.
Search patents in E02F- Granted patents
- 66
- Published applications
- 70
- Assignees
- 36
- Inventors
- 135
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 4 | 0 |
| 2011 | 3 | 3 |
| 2012 | 0 | 0 |
| 2013 | 3 | 3 |
| 2014 | 0 | 2 |
| 2015 | 4 | 7 |
| 2016 | 3 | 0 |
| 2017 | 4 | 4 |
| 2018 | 3 | 5 |
| 2019 | 4 | 4 |
| 2020 | 6 | 8 |
| 2021 | 6 | 6 |
| 2022 | 4 | 2 |
| 2023 | 2 | 0 |
| 2024 | 4 | 9 |
| 2025 | 4 | 6 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adapter bracket for coupling a work tool and a work machine19 May 2026US 12,630,996 B2Caterpillar Inc.
- Universal hydraulic connecting quick coupler system14 Apr 2026US 12,601,151 B2Caterpillar Inc.
- Universal mounting structure for excavator attachments11 Nov 2025US 12,467,222 B2Attach Acquisition Holdco LLC
- Coupling device23 Sep 2025US 12,421,687 B2J. C. Bamford Excavators Limited
- Loader lift arm2 Sep 2025US 12,404,652 B2Doosan Bobcat North America, Inc.
- Pin grab adaptor27 Aug 2026US 2026/0250929 A1Wedgelock Equipment Limited
- Automatic quick connect apparatus13 Aug 2026US 2026/0234894 A1Deere & Company
- Material working attachments5 Mar 2026US 2026/0062879 A1Bourgault Machines Inc.
- Coupling device for a tool11 Dec 2025US 2025/0376827 A1Meccanica Breganzese S.P.A. In Forma Abbreviata Mb S.P.A.
- Loader lift arm27 Nov 2025US 2025/0361694 A1Doosan Bobcat North America, Inc.
Most cited
By later US patents
- Skid steer loader adaptor79US 5,098,252 AFord New Holland, Inc. · 1992
- Quick-release coupler50US 4,214,840 AJ. H. Beales Steel Fabricators, Ltd. · 1980
- Attachment construction for earthworking implement34US 5,974,706 AClark Equipment Company · 1999
- Quick change attachment for powered auxiliary tool29US 6,000,154 AClark Equipment Company · 1999
- Frame for mounting on a boom mounted quick change bracket24US 6,163,989 AClark Equipment Company · 2000