A01B 15/02
Plough blades
Official title: Plough blades; Fixing the blades
A01B15/02 (Plough blades) appears on 182 US grants and 153 published applications in this corpus.
Search patents in A01B- Granted patents
- 182
- Published applications
- 153
- Assignees
- 81
- Inventors
- 241
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 2 |
| 2003 | 5 | 3 |
| 2004 | 1 | 3 |
| 2005 | 2 | 9 |
| 2006 | 4 | 1 |
| 2007 | 5 | 3 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 6 |
| 2014 | 2 | 1 |
| 2015 | 3 | 10 |
| 2016 | 1 | 10 |
| 2017 | 6 | 10 |
| 2018 | 8 | 16 |
| 2019 | 15 | 10 |
| 2020 | 9 | 18 |
| 2021 | 9 | 15 |
| 2022 | 8 | 8 |
| 2023 | 9 | 4 |
| 2024 | 6 | 5 |
| 2025 | 2 | 6 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ripper shank, shank holder, and ground engaging implement for using the same1 Sep 2026US 12,721,249 B2
- Work tool assembly for machine system and method of operating same18 Aug 2026US 12,708,063 B2Caterpillar Inc.
- System and method for detecting bent ground-engaging shanks on an agricultural implement10 Mar 2026US 12,568,870 B2CNH Industrial America LLC
- Farm and agriculture equipment3 Mar 2026US 12,564,116 B2
- Systems and methods for preparing a field for planting2 Dec 2025US 12,484,464 B2
- Farm and agriculture equipment9 Jul 2026US 2026/0191125 A1
- Tool-changing system for an agricultural soil-working machine, and method for fastening a soil-working tool28 May 2026US 2026/0144178 A1Amazonen-Werke H. Dreyer SE & Co. KG
- Tillage ripper point30 Apr 2026US 2026/0114349 A1Deere & Company
- Ripper point wear indicator30 Apr 2026US 2026/0114354 A1Deere & Company
- Hoeing device intended to be towed, comprising a deformable parallelogram carrying at least one hoeing element5 Mar 2026US 2026/0060160 A1Binnove
Most cited
By later US patents
- Shroud anchor system70US 5,553,409 AFoothills Steel Foundry Ltd. · 1996
- Minimum till seeding knife70US 7,290,491 B2CNH Canada, Ltd. · 2007
- Transparent plow blade58US 4,574,502 A1986
- Straight bar tillage implement58US 5,797,460 ADeere & Company · 1998
- Tooth point for earth working54US 4,932,478 AESCO Corporation · 1990