A01D 34/4166
Mounting or replacement of the lines
Official title: {Mounting or replacement of the lines}
A01D34/4166 (Mounting or replacement of the lines) appears on 191 US grants and 215 published applications in this corpus.
Search patents in A01D- Granted patents
- 191
- Published applications
- 215
- Assignees
- 71
- Inventors
- 222
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 8 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 1 |
| 2003 | 3 | 5 |
| 2004 | 3 | 3 |
| 2005 | 3 | 3 |
| 2006 | 3 | 3 |
| 2007 | 1 | 3 |
| 2008 | 0 | 8 |
| 2009 | 1 | 4 |
| 2010 | 2 | 4 |
| 2011 | 5 | 9 |
| 2012 | 2 | 8 |
| 2013 | 4 | 5 |
| 2014 | 7 | 9 |
| 2015 | 4 | 17 |
| 2016 | 5 | 14 |
| 2017 | 12 | 18 |
| 2018 | 10 | 19 |
| 2019 | 14 | 16 |
| 2020 | 10 | 16 |
| 2021 | 9 | 12 |
| 2022 | 17 | 10 |
| 2023 | 6 | 9 |
| 2024 | 4 | 2 |
| 2025 | 7 | 8 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flexible rotary cutting device and method6 Oct 2026US 12,751,354 B2
- Head for brush cutters28 Jul 2026US 12,690,516 B2Tecomec S.R.L.
- Grass trimming head and grass trimmer having the same12 May 2026US 12,622,350 B2Nanjing Chervon Industry Co., Ltd.
- String trimmer head24 Mar 2026US 12,582,029 B2Milwaukee Electric Tool Corporation
- Grass trimmer24 Feb 2026US 12,557,730 B2Chervon (HK) Limited
- Spool, thread mowing head and method for assembling a thread mowing head10 Sep 2026US 2026/0262569 A1Andreas Stihl AG & CO.KG
- Grass trimmer13 Aug 2026US 2026/0231857 A1Nanjing Chervon Industry Co., Ltd.
- Grass trimming head and grass trimmer having the same30 Jul 2026US 2026/0215362 A1Nanjing Chervon Industry Co., Ltd.
- Grass trimmer23 Jul 2026US 2026/0206680 A1Chervon (HK) Limited
- String trimmer head and spool30 Apr 2026US 2026/0114365 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Rotary cutting member for use with lawn mowers and the like88US 4,905,465 ATrim-A-Lawn Corporation · 1990
- Rotary cutting member for use with lawn mowers and the like77US 5,048,278 ATrim-A-Lawn Corporation · 1991
- Rotary cutting assembly71US 4,054,992 AWeed Eater, Inc. · 1977
- Cutter disc assembly for rotary lawn mower67US 4,126,990 ARoper Corporation · 1978
- Vegetation cutting apparatus61US 4,062,114 A1977