A01B 73/04
Foldable about a horizontal axis
Official title: foldable about a horizontal axis
A01B73/04 (Foldable about a horizontal axis) appears on 446 US grants and 400 published applications in this corpus.
Search patents in A01B- Granted patents
- 446
- Published applications
- 400
- Assignees
- 149
- Inventors
- 683
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 6 |
| 2004 | 4 | 4 |
| 2005 | 3 | 3 |
| 2006 | 5 | 4 |
| 2007 | 2 | 7 |
| 2008 | 3 | 3 |
| 2009 | 5 | 4 |
| 2010 | 4 | 4 |
| 2011 | 0 | 10 |
| 2012 | 5 | 7 |
| 2013 | 8 | 12 |
| 2014 | 16 | 17 |
| 2015 | 9 | 41 |
| 2016 | 17 | 20 |
| 2017 | 22 | 32 |
| 2018 | 35 | 33 |
| 2019 | 35 | 33 |
| 2020 | 30 | 39 |
| 2021 | 19 | 23 |
| 2022 | 22 | 18 |
| 2023 | 20 | 21 |
| 2024 | 10 | 16 |
| 2025 | 12 | 28 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Agricultural implements having foldable marker assemblies6 Oct 2026US 12,751,344 B2AGCO Corporation
- Furrow opener linkage and transport orientation25 Aug 2026US 12,714,006 B2K-Hart Industries Ltd.
- Tillage apparatuses and related methods23 Jun 2026US 12,660,726 B2Honey Bee Manufacturing Ltd.
- Striptill row unit16 Jun 2026US 12,653,081 B2Harvest International, Inc.
- Rotary tedder having a lifting unit16 Jun 2026US 12,653,106 B2CNH Industrial America LLC
- Multi-member agricultural machine for processing the ground1 Oct 2026US 2026/0293793 A1
- Folding pick-up attachment for a harvesting machine1 Oct 2026US 2026/0293807 A1Carl Geringhoff GmbH & Co. KG
- Tillage apparatuses and related methods17 Sep 2026US 2026/0271817 A1Honey Bee Manufacturing Ltd.
- Folding pick-up attachment for a harvesting machine3 Sep 2026US 2026/0256039 A1Carl Geringhoff GmbH & Co. Kommanditgesellschaft
- Folding Device for an Agricultural Tillage Machine3 Sep 2026US 2026/0256040 A1BEDNAR FMT s.r.o.
Most cited
By later US patents
- Self leveling towed implement93US 7,063,167 B1Case Corporation · 2006
- Folding row marker88US 4,986,367 AKinze Manufacturing, Inc. · 1991
- Floating folding tool bar having a lock means62US 4,074,766 AOrthman Manufacturing, Inc. · 1978
- Folding flex toolbar44US 4,030,551 AInternational Harvester Company · 1977
- Implement wing frame folding apparatus with automatically pivoted biased latch44US 4,660,654 AJ. I. Case Company · 1987