A01F 29/01
Cutting apparatus specially adapted for cutting hay, straw or the like: specially
Official title: specially adapted for being mounted on or drawn by a tractor, e.g. field choppers
A01F29/01 (Cutting apparatus specially adapted for cutting hay, straw or the like: specially) appears on 36 US grants and 33 published applications in this corpus.
Search patents in A01F- Granted patents
- 36
- Published applications
- 33
- Assignees
- 21
- Inventors
- 59
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 4 |
| 2015 | 3 | 0 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 1 | 4 |
| 2019 | 2 | 4 |
| 2020 | 2 | 4 |
| 2021 | 5 | 1 |
| 2022 | 5 | 2 |
| 2023 | 5 | 1 |
| 2024 | 0 | 4 |
| 2025 | 3 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Straw processing system8 Sep 2026US 12,727,548 B2Wantech Pty Ltd.
- Bale slicer bucket, mounting method, and assembly9 Jun 2026US 12,648,524 B1Russell Creek Engineering, LLC
- Agricultural implement for field-collection, pulverization and field-dispersement of flax or hemp straw1 Apr 2025US 12,262,660 B2
- Apparatus and method for processing roughages4 Feb 2025US 12,213,410 B2
- Shredder for shredding agricultural products7 Jan 2025US 12,185,672 B2V.D.W. Constructie
- Crop cutting device27 Aug 2026US 2026/0248076 A1CNH Industrial Belgium N. V.
- Crop Cutting Device Sensor Arrangement27 Aug 2026US 2026/0248077 A1CNH Industrial Belgium N. V.
- Crop cutting device1 Jan 2026US 2026/0000030 A1CNH Industrial Belgium N. V.
- Apparatus and method for processing roughages7 Aug 2025US 2025/0248337 A1
- Air delivery side discharge windrower15 Aug 2024US 2024/0268266 A1Loftness Specialized Farm Equipment, Inc.
Most cited
By later US patents
- Reel drive shaft for windrow pickup attachment33US 6,079,194 ANew Holland North America, Inc. · 2000
- Lateral float apparatus for windrow pickup attachment9US 6,050,075 ANew Holland North America, Inc. · 2000
- Mobile chaff-cutter5US 4,257,215 A1981
- Cutting device for agricultural harvesting machines with preselecting device for preselecting groups of cutting knives5US 9,723,793 B2Maschinenfabrik Bernard Krone GmbH · 2017
- Forage harvester throat sheets3US 4,133,165 AInternational Harvester Company · 1979