A01D 87/0053
Tractor-mounted loaders
Official title: {Tractor-mounted loaders (buck-rakes, transporting rakes A01D87/08; manure loaders A01C3/04; fork loaders, fork lifts B66F; earth-moving machines E02F)}
A01D87/0053 (Tractor-mounted loaders) appears on 80 US grants and 33 published applications in this corpus.
Search patents in A01D- Granted patents
- 80
- Published applications
- 33
- Assignees
- 23
- Inventors
- 101
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 5 |
| 2020 | 4 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 3 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Utility vehicle hay fork attachment device14 Apr 2026US 12,599,063 B2
- Front loader for a working vehicle and a working vehicle1 Oct 2024US 12,104,346 B2åLö AB
- Hay stacking apparatus20 Dec 2022US 11,530,124 B21243653 B.C. Ltd.
- Retrofittable conversion tine system for bucket loaders20 Sep 2022US 11,447,925 B2
- Device for semi-automatic movement of objects3 May 2022US 11,317,565 B2åLö AB
- Utility Vehicle Hay Fork Attachment Device23 Jul 2026US 2026/0206684 A1
- A front loader for a working vehicle and a working vehicle17 Aug 2023US 2023/0257959 A1åLö AB
- Utility Vehicle Hay Fork Attachment Device8 Sep 2022US 2022/0279725 A1
- Three point hay lift system4 Aug 2022US 2022/0240451 A1
- Hay stacking apparatus10 Feb 2022US 2022/0041381 A11243653 B.C. Ltd.
Most cited
By later US patents
- Knock-down construction for front end loader66US 4,576,543 AKMW Products Limited · 1986
- Bucket attachment42US 4,125,952 A1978
- Mechanical grab and scoop combination34US 4,565,485 A1986
- Extender for a tractor loader31US 4,930,974 AWestendorf Mfg. Co., Inc. · 1990
- Material handling attachment for a tractor having a multiple-point hitch assembly30US 4,915,575 AWestendorf Mfg. Co., Inc. · 1990