A01B 15/025
Specially adapted for working subsoil
Official title: {specially adapted for working subsoil}
A01B15/025 (Specially adapted for working subsoil) appears on 60 US grants and 37 published applications in this corpus.
Search patents in A01B- Granted patents
- 60
- Published applications
- 37
- Assignees
- 31
- Inventors
- 90
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 4 | 2 |
| 2003 | 4 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 3 | 3 |
| 2022 | 0 | 4 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Agricultural sweep with wear resistant coating30 Jan 2024US 11,882,777 B2Osmundson Mfg. Co.
- Farm and agriculture equipment9 Jul 2026US 2026/0191125 A1
- Tillage ripper point30 Apr 2026US 2026/0114349 A1Deere & Company
- Ripper point wear indicator30 Apr 2026US 2026/0114354 A1Deere & Company
- Work tool assembly for machine and method of operating same1 May 2025US 2025/0133976 A1Caterpillar Inc.
- Agricultural sweep with wear resistant coating23 May 2024US 2024/0164234 A1Osmundson Mfg. Co.
Most cited
By later US patents
- Straight bar tillage implement58US 5,797,460 ADeere & Company · 1998
- Tooth point for earth working54US 4,932,478 AESCO Corporation · 1990
- Streamlined wear-resistant deep tillage tool34US 4,269,274 AAcra-Plant, Inc. · 1981
- Attachment assembly for wear caps ripper teeth30US 5,350,022 AH&L Tooth Company · 1994
- Minimum tillage ripper point with fin28US 6,443,237 B1Deere & Company · 2002