A01F 12/24
One-part threshing concaves
A01F12/24 (One-part threshing concaves) appears on 84 US grants and 75 published applications in this corpus.
Search patents in A01F- Granted patents
- 84
- Published applications
- 75
- Assignees
- 24
- Inventors
- 138
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 3 |
| 2016 | 2 | 5 |
| 2017 | 5 | 7 |
| 2018 | 8 | 4 |
| 2019 | 2 | 7 |
| 2020 | 6 | 5 |
| 2021 | 5 | 10 |
| 2022 | 9 | 3 |
| 2023 | 1 | 6 |
| 2024 | 8 | 11 |
| 2025 | 10 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combine harvester having progressive separator vanes7 Jul 2026US 12,672,609 B2CNH Industrial America LLC
- Methods for producing seed corn for use in growing corn plants, using combine harvesters3 Mar 2026US 12,566,131 B2Monsanto Technology LLC
- Universal threshing concave for an agricultural combine14 Oct 2025US 12,439,856 B2Thrashmaster Concaves, LLC
- Systems for regulating the flow of material other than grain through common concaves while simultaneously equalizing the flow of grain through common concaves30 Sep 2025US 12,426,548 B2Calmer Holding Company, LLC
- Over-center latch with mount, base plate, lever, and center pin for combine concaves2 Sep 2025US 12,402,564 B2Calmer Holding Company, LLC
- Systems and kits for regulating the flow of material other than grain through common concaves while simultaneously equalizing the flow of grain through common concaves9 Jul 2026US 2026/0191144 A1Calmer Holding Company, LLC
- Combine harvesters for use in harvesting corn, and related methods9 Jul 2026US 2026/0194459 A1Monsanto Technology LLC
- Over-center latch with mount, base plate, lever, and center pin for combine concaves8 May 2025US 2025/0143221 A1Calmer Holding Company, LLC
- Systems and kits for regulating the flow of material other than grain through common concaves while simultaneously equalizing the flow of grain through common concaves8 May 2025US 2025/0143222 A1Calmer Holding Company, LLC
- Threshing beds and concave for an agricultural combine formed therewith8 May 2025US 2025/0143223 A1
Most cited
By later US patents
- Separating grate for a grain harvester64US 4,875,891 ADeere & Company · 1989
- Concave for an agricultural combine62US 6,193,604 B1Deere & Company · 2001
- Concave with an array of longitudinally notched spaced apart threshing elements49US 8,454,416 B12013
- Crop straw flow disruption device for use on crop harvesting machine separation grate45US 5,569,080 A1996
- Concave cover plate44US 10,045,487 B12018