A01C 23/003
Distributing devices
Official title: {Distributing devices, e.g. for rotating, throwing}
A01C23/003 (Distributing devices) appears on 41 US grants and 43 published applications in this corpus.
Search patents in A01C- Granted patents
- 41
- Published applications
- 43
- Assignees
- 38
- Inventors
- 73
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 3 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 2 | 3 |
| 2017 | 0 | 0 |
| 2018 | 1 | 5 |
| 2019 | 1 | 3 |
| 2020 | 5 | 2 |
| 2021 | 3 | 2 |
| 2022 | 1 | 3 |
| 2023 | 2 | 3 |
| 2024 | 1 | 5 |
| 2025 | 0 | 3 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems, methods and apparatuses for liquid manure spreading14 Jul 2026US 12,677,731 B2
- Liquid manure pump with angled gearbox23 Jun 2026US 12,660,737 B2
- Pump for immersion within a fluid reservoir5 May 2026US 12,618,412 B2Nuhn Industries Ltd.
- Electric-powered bulk material dispersing system and method of use17 Mar 2026US 12,575,477 B2DHG, Inc.
- Distributor device for solids-containing liquids3 Dec 2024US 12,156,490 B2Vogelgsang GmbH & Co KG
- Manure Applicator System3 Sep 2026US 2026/0256052 A1WiSys Technology Foundation, Inc.
- Pump for immersion within a fluid reservoir23 Jul 2026US 2026/0210366 A1Nuhn Industries Ltd.
- Compact manure incorporation system21 Aug 2025US 2025/0261582 A1
- Wide angle distributor of solid and/or liquid materials for pneumatic fertilizer machines and/or seeders15 May 2025US 2025/0151640 A1Indecar Maquinarias S.A.
- Pump for immersion within a fluid reservoir6 Feb 2025US 2025/0043793 A1Nuhn Industries Ltd.
Most cited
By later US patents
- Liquid fertilizer distributor34US 4,284,243 A1981
- Fertilizer distribution head and dispensing chute29US 5,271,567 AAg-Chem Equipment Co., Inc. · 1993
- Process and apparatus for distributing cold ammonia15US 4,202,283 AUnited States Steel Corporation · 1980
- Liquid waste application system with sludge gun14US 4,515,311 AAg-Chem Equipment Co., Inc. · 1985
- Liquid manure handling machine12US 3,997,118 AHesston Corporation · 1976