A01F 12/22
Threshing cylinders with teeth
A01F12/22 (Threshing cylinders with teeth) appears on 65 US grants and 57 published applications in this corpus.
Search patents in A01F- Granted patents
- 65
- Published applications
- 57
- Assignees
- 27
- Inventors
- 154
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 3 | 2 |
| 2010 | 3 | 0 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 4 |
| 2015 | 2 | 3 |
| 2016 | 2 | 3 |
| 2017 | 3 | 5 |
| 2018 | 3 | 5 |
| 2019 | 5 | 2 |
| 2020 | 3 | 2 |
| 2021 | 2 | 6 |
| 2022 | 3 | 4 |
| 2023 | 1 | 4 |
| 2024 | 4 | 7 |
| 2025 | 5 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rasp bar configuration for an agricultural implement16 Jun 2026US 12,653,107 B2CNH Industrial Belgium N. V.
- Threshing spine18 Nov 2025US 12,471,534 B2Deere & Company
- Threshing/separating device having tined accelerator and/or axial rotor system10 Jun 2025US 12,324,376 B2Amadas Industries, Inc.
- Brush system for a threshing and separating system of an agricultural harvester3 Jun 2025US 12,317,780 B2CNH Industrial America LLC
- Threshing beds and concave for an agricultural combine formed therewith20 May 2025US 12,302,795 B2
- Threshing beds and concave for an agricultural combine formed therewith8 May 2025US 2025/0143223 A1
- Embodiment device introduced in track cylinders for grain harvesting and processing machines10 Oct 2024US 2024/0334877 A1IndúStrias Colombo S.A.
- Combine15 Aug 2024US 2024/0268271 A1Kubota Corporation
- Crop processing assembly for a combine harvester20 Jun 2024US 2024/0196800 A1CNH Industrial Belgium N. V.
- Threshing spine30 May 2024US 2024/0172594 A1Deere & Company
Most cited
By later US patents
- Overlapping rasp bar rotor for axial flow combines36US 4,889,517 AFord New Holland, Inc. · 1989
- Sensing system for an agricultural combine35US 6,442,916 B1Case Corporation · 2002
- Interrupted infeed flight means for combine rotor27US 4,248,248 ASperry Rand Corporation · 1981
- Staggered spiral rasp bar segments for axial flow combines27US 4,505,279 ASperry Corporation · 1985
- Convertible combine rotor27US 5,035,675 AJ. I. Case Company · 1991