A01C 15/02
Fertiliser distributors: for hand use
Official title: for hand use
A01C15/02 (Fertiliser distributors: for hand use) appears on 207 US grants and 141 published applications in this corpus.
Search patents in A01C- Granted patents
- 207
- Published applications
- 141
- Assignees
- 87
- Inventors
- 360
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 5 |
| 2003 | 2 | 5 |
| 2004 | 3 | 3 |
| 2005 | 4 | 3 |
| 2006 | 2 | 6 |
| 2007 | 1 | 5 |
| 2008 | 5 | 4 |
| 2009 | 2 | 4 |
| 2010 | 6 | 6 |
| 2011 | 3 | 2 |
| 2012 | 2 | 5 |
| 2013 | 2 | 11 |
| 2014 | 9 | 7 |
| 2015 | 6 | 10 |
| 2016 | 7 | 6 |
| 2017 | 8 | 6 |
| 2018 | 3 | 5 |
| 2019 | 4 | 8 |
| 2020 | 7 | 7 |
| 2021 | 5 | 5 |
| 2022 | 4 | 7 |
| 2023 | 4 | 7 |
| 2024 | 6 | 3 |
| 2025 | 5 | 4 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Solid distribution systems for an agricultural spreader24 Feb 2026US 12,557,728 B2AGCO Corporation
- Adjustable handle for broadcast spreader27 Jan 2026US 12,532,800 B1Brinly-Hardy Co., Inc.
- Motorized material dispensing gardening apparatus4 Nov 2025US 12,457,919 B2
- Pneumatic serial device for applying materials to deep soil layer and method therefor24 Jun 2025US 12,336,449 B2Chengdu Tobest Diyuan Technology Co., Ltd.
- Adaptable walk behind spreader20 May 2025US 12,302,779 B2Earthway Products, Inc.
- handheld spreader17 Sep 2026US 2026/0271825 A1SK & Y Agricultural Equipments Co., Ltd.
- Dual sided impeller for particle spreader6 Aug 2026US 2026/0225820 A1
- Material spreader and agitator system and method16 Jul 2026US 2026/0200660 A1George A. Palmer, LTC, Charles Walters Equipment
- Movable fertilizer hopper for calibration23 Apr 2026US 2026/0107874 A1Stinger Equipment, Inc.
- Forced air applicator for distribution of granular products26 Mar 2026US 2026/0083045 A1Mark & Phil's Inc.
Most cited
By later US patents
- Storage dispensing container80US 5,617,974 A1997
- Portable particulate material spreader52US 5,119,993 AS. C. Johnson & Son, Inc. · 1992
- Dispensing bag50US 4,576,316 ASpred-A-Bag Inc. · 1986
- Broadcast spreader for pulverized materials48US 4,867,381 A1989
- Portable spreading devices48US 5,123,598 AThe O. M. Scott & Sons Company · 1992