A01F 12/446
Sieving means
Official title: {Sieving means}
A01F12/446 (Sieving means) appears on 270 US grants and 277 published applications in this corpus.
Search patents in A01F- Granted patents
- 270
- Published applications
- 277
- Assignees
- 50
- Inventors
- 416
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 3 |
| 2004 | 4 | 4 |
| 2005 | 4 | 5 |
| 2006 | 3 | 4 |
| 2007 | 1 | 2 |
| 2008 | 6 | 1 |
| 2009 | 1 | 3 |
| 2010 | 2 | 4 |
| 2011 | 6 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 2 | 7 |
| 2015 | 5 | 11 |
| 2016 | 10 | 25 |
| 2017 | 16 | 37 |
| 2018 | 35 | 24 |
| 2019 | 29 | 34 |
| 2020 | 25 | 24 |
| 2021 | 20 | 15 |
| 2022 | 15 | 21 |
| 2023 | 9 | 11 |
| 2024 | 13 | 15 |
| 2025 | 19 | 14 |
| 2026 | 19 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fan assembly for a cleaning device of a combine harvester29 Sep 2026US 12,745,713 B2Deere & Company
- Grain processing apparatus of a combine harvester and controllable release passage therefor22 Sep 2026US 12,740,514 B2AGCO International GmbH
- Weed seed destruction in a combine harvester a straw spreading section and a destructor housing which are coupled together to form a single unit8 Sep 2026US 12,727,534 B2Tritana Intellectual Property Ltd.
- Weed seed destruction in a combine harvester having a straw spreading section and a weed seed destructor with a guide component for directing the crop material8 Sep 2026US 12,727,535 B2Tritana Intellectual Property Ltd.
- Cleaning assembly for a combine harvester1 Sep 2026US 12,721,266 B2Deere & Company
- Systems and methods for grain loss detection and analysis30 Jul 2026US 2026/0215366 A1Deere & Company
- Combine harvesters for use in harvesting corn, and related methods9 Jul 2026US 2026/0194459 A1Monsanto Technology LLC
- Sieve device for plansifters for fractionating ground cereal products25 Jun 2026US 2026/0175260 A1Swisca AG
- Residue management system for combine harvester26 Mar 2026US 2026/0083051 A1CNH Industrial America LLC
- A Grain Cleaning Apparatus for a Combine Harvester5 Mar 2026US 2026/0060179 A1AGCO International GmbH
Most cited
By later US patents
- Combine sieve adjustment mechanism42US 4,712,568 ANew Holland Inc. · 1987
- Cleaning shoe screen for an agricultural combine having readily replaceable louvers42US 4,770,190 ADeere & Company · 1988
- Direct drive system with a flywheel for an agricultural combine38US 6,412,260 B1Case Corporation · 2002
- Apparatus for adjusting the sieve of a combine harvester32US 4,897,072 A1990
- Automatic sieve and chaffer adjustment in a combine harvester31US 4,466,231 ASperry Corporation · 1984