A01D 34/38
Fluid
Official title: fluid
A01D34/38 (Fluid) appears on 23 US grants and 19 published applications in this corpus.
Search patents in A01D- Granted patents
- 23
- Published applications
- 19
- Assignees
- 15
- Inventors
- 34
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 5 |
| 2021 | 3 | 3 |
| 2022 | 4 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Center of header sickle drive9 Jun 2026US 12,648,515 B2AGCO Corporation
- Systems and methods for reciprocating a cutter of an agricultural harvesting head20 Feb 2024US 11,903,338 B2Moline, IL
- Inertia compensation for a reciprocating mowing sickle30 Jan 2024US 11,882,788 B2AGCO International GmbH
- Dual sickle knife drive with variable phase angle7 Mar 2023US 11,596,100 B2MacDon Industries Ltd.
- Boom mower for a utility vehicle7 Mar 2023US 11,596,101 B2Venture Products, Inc.
- Center of Header Sickle Drive1 Feb 2024US 2024/0032465 A1AGCO Corporation
- Switchable Cutter Bar Drive for Agricultural Attachment23 Mar 2023US 2023/0092116 A1Carl Geringhoff GmbH & Co. KG
- Systems and methods for reciprocating a cutter of an agricultural harvesting head18 Aug 2022US 2022/0256765 A1Deere & Company
- Boom mower for a utility vehicle24 Mar 2022US 2022/0087099 A1Venture Products, Inc.
- Systems and methods for adjusting a flexible cutter bar assembly24 Jun 2021US 2021/0185915 A1CNH Industrial America LLC
Most cited
By later US patents
- Mower27US 4,848,069 AKuhn S. A. · 1989
- Synchronous drive for split sickle bars on harvester header21US 7,658,059 B2Crary Industries, Inc. · 2010
- Cutting apparatus13US 4,070,810 A1978
- Dual hydraulic oscillator for the reciprocating cutter of an agricultural machine11US 5,787,786 ASauer-Sundstrand - Control Concepts · 1998
- Control valve for switching a hydraulic piston-cylinder unit for purposes of driving an oscillatory machine part6US 6,557,332 B2CLAAS Industrietechnik GmbH · 2003