A01B 69/022
Ridge marking by deposition of a chemical substance
Official title: {Ridge marking by deposition of a chemical substance, e.g. foam, on the surface of the soil}
A01B69/022 (Ridge marking by deposition of a chemical substance) appears on 25 US grants and 3 published applications in this corpus.
Search patents in A01B- Granted patents
- 25
- Published applications
- 3
- Assignees
- 9
- Inventors
- 32
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 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 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 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 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Agricultural implements having foldable marker assemblies6 Oct 2026US 12,751,344 B2AGCO Corporation
- Turf maintenance or working apparatus with automatically controlled laterally and angularly displaceable swath-based implement22 Feb 2022US 11,252,861 B2The Toro Company
- Sprayer with automatically controlled laterally and angularly displaceable spray boom assembly24 Sep 2019US 10,420,276 B2The Toro Company
- Device for marking the path along the ground of a rolling wheel27 Aug 2002US 6,439,152 B1
- Field marking system12 Feb 2002US 6,345,772 B1Case Corporation
- Agricultural implements having foldable marker assemblies3 Aug 2023US 2023/0240167 A1AGCO Corporation
- Sprayer with automatically controlled laterally and angularly displaceable spray boom assembly16 Jan 2020US 2020/0015413 A1The Toro Company
- Sprayer with automatically controlled laterally and angularly displaceable spray boom assembly25 Aug 2016US 2016/0243575 A1The Toro Company
Most cited
By later US patents
- Transport lock for forwardly folding agricultural implements45US 6,112,827 AFlexi-Coil Ltd. · 2000
- Hydraulic controls for agricultural implements42US 6,305,478 B1Flexi-Coil Ltd. · 2001
- Telescoping hitch for planting implement32US 6,293,352 B1Flexi-Coil Ltd. · 2001
- Forwardly folding agricultural planter23US 6,202,756 B1Flexi-Coil Ltd. · 2001
- Lift assist mechanism for a forwardly folding planting implement21US 6,192,994 B1Flexi-Coil Ltd. · 2001