A01D 34/17
Holding-down devices for the knife
A01D34/17 (Holding-down devices for the knife) appears on 24 US grants and 18 published applications in this corpus.
Search patents in A01D- Granted patents
- 24
- Published applications
- 18
- Assignees
- 16
- Inventors
- 33
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 3 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cutting unit with double knife system and movable sliding surface16 Jun 2026US 12,653,093 B2Carl Geringhoff GmbH & Co. Kommanditgesellschaft
- Working machine and blade unit30 Sep 2025US 12,426,535 B2Makita Corporation
- Header with flexible cutter bar assembly4 Mar 2025US 12,239,049 B2MacDon Industries Ltd.
- Reciprocating blade apparatus and handheld working machine15 Mar 2022US 11,272,671 B2Yamabiko Corporation
- Stub guard for a sickle cutter system3 Mar 2020US 10,575,463 B2MacDon Industries Ltd.
- Mower Knife Device29 Feb 2024US 2024/0065145 A1Wepfer Technics AG
- Cutting unit with double knife system and movable sliding surface23 Nov 2023US 2023/0371425 A1Carl Geringhoff GmbH & Co. Kommanditgesellschaft
- Working machine and blade unit14 Sep 2023US 2023/0284556 A1Makita Corporation
- Header with flexible cutter bar assembly23 Feb 2023US 2023/0056842 A1MacDon Industries Ltd.
- Reciprocating blade apparatus and handheld working machine4 Feb 2021US 2021/0029887 A1Yamabiko Corporation
Most cited
By later US patents
- Adjustable stub guard assembly for corp cutting apparatus54US 4,909,026 AMacDon Industries Ltd. · 1990
- Adjustable hold down clip28US 5,343,682 A1994
- Knife guard for a cutterbar assembly27US 6,116,010 ADeere & Company · 2000
- Hold-down sickle guard24US 4,519,192 ANational-Standard Company · 1985
- Cutter assembly for mowing apparatus14US 5,884,465 ACarl Sulberg GmbH & Co. · 1999