A01B 35/24
Spring tools
A01B35/24 (Spring tools) appears on 27 US grants and 15 published applications in this corpus.
Search patents in A01B- Granted patents
- 27
- Published applications
- 15
- Assignees
- 18
- Inventors
- 49
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 3 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for detecting tripping and/or floating events of ground-engaging shanks on an agricultural implement21 Jul 2026US 12,685,239 B2CNH Industrial America LLC
- Agricultural system and method for determining a trip magnitude of a ground engaging tool of an agricultural implement28 Apr 2026US 12,610,877 B2CNH Industrial America LLC
- System and method for monitoring an operational status of a shear pin for a ground-engaging assembly of an agricultural implement26 Nov 2024US 12,150,397 B2CNH Industrial America LLC
- Cultivator9 Jan 2024US 11,864,481 B2
- Soil cultivation device15 Aug 2023US 11,723,297 B2Thomas Hatzenbichler Agro-Technik GmbH
- Harrow with different tine sizes29 Jan 2026US 2026/0026419 A1Schulte Industries Ltd.
- Configuration of a row crop cultivator row unit20 Nov 2025US 2025/0351759 A1MacDon Industries Ltd.
- System and method for detecting tripping and/or floating events of ground-engaging shanks on an agricultural implement30 May 2024US 2024/0172575 A1CNH Industrial America LLC
- Agricultural system and method for determining a trip magnitude of a ground engaging tool of an agricultural implement25 May 2023US 2023/0157197 A1CNH Industrial America LLC
- Improved head for an agricultural tool29 Sep 2022US 2022/0304211 A1Crail Brae Pty Ltd
Most cited
By later US patents
- Furrow opener assembly with integral down-pressure adjustment34US 4,700,785 ADeere & Company · 1987
- Tool shank mounting assembly14US 4,011,915 AChromalloy American Corporation · 1977
- Tine for mounting on soil-working implement13US 6,138,771 AKverneland Klepp AS · 2000
- Accessory mount for turf or grounds care equipment12US 9,839,176 B1Brinly-Hardy Co., Inc. · 2017
- Adjustable spring loaded agricultural tool mounting11US 4,078,615 AC. C. Kelley & Son, Inc. · 1978