A01M 9/003
Pneumatic field dusters
Official title: {Pneumatic field dusters, e.g. self-propelled, drawn or tractor-mounted}
A01M9/003 (Pneumatic field dusters) appears on 40 US grants and 20 published applications in this corpus.
Search patents in A01M- Granted patents
- 40
- Published applications
- 20
- Assignees
- 20
- Inventors
- 56
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 3 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 10 |
| 2022 | 7 | 2 |
| 2023 | 3 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and system for obtaining a sample of dry product from a receptacle16 Dec 2025US 12,498,301 B2AGCO Corporation
- Device, method, meter housing and agricultural implement for airflow assisted feeding of granular material in an agricultural implement10 Sep 2024US 12,082,520 B2Väderstad Holding AB
- Applicator with multiple offset booms and method of controlling the same26 Mar 2024US 11,937,534 B2CNH Industrial America LLC
- Electronically controlled valve system for distributing particulate material19 Dec 2023US 11,844,342 B2CNH Industrial America LLC
- Agricultural product delivery applicator with a pneumatic conveying system having a distributor assembly25 Apr 2023US 11,632,898 B2CNH Industrial America LLC
- Method and system for obtaining a sample of dry product from a receptacle5 Oct 2023US 2023/0314285 A1AGCO Corporation
- Applicator with Multiple Offset Booms and Method of Controlling the Same14 Jul 2022US 2022/0217897 A1CNH Industrial America LLC
- Device, Method, Meter Housing and Agricultural Implement for Airflow Assisted Feeding of Granular Material in an Agricultural Implement23 Jun 2022US 2022/0192078 A1Väderstad Holding AB
- Sectional control for air boom spreader16 Dec 2021US 2021/0386052 A1Salford Group Inc.
- Electronically Controlled Valve System For Distributing Particulate Material30 Sep 2021US 2021/0298286 A1CNH Industrial America LLC
Most cited
By later US patents
- Pneumatic distributing device47US 4,569,486 A1986
- Granular material applicator with speed compensator35US 4,522,340 AGandy Company · 1985
- Venturi system for agricultural spreaders of solid particles35US 5,092,526 AAg-Chem Equipment Co., Inc. · 1992
- Truck mounted fertilizer applicator using fluid conveying32US 4,793,742 ATci Co., Ltd. · 1988
- Methods, systems, apparatus and rotor for applying granular material25US 5,024,356 AE. I. Du Pont de Nemours and Company · 1991