A01D 34/84
For edges of lawns or fields
Official title: for edges of lawns or fields, e.g. for mowing close to trees or walls ({for embankments A01D34/86 takes precedence;} edge trimmers A01G3/00)
A01D34/84 (For edges of lawns or fields) appears on 261 US grants and 219 published applications in this corpus.
Search patents in A01D- Granted patents
- 261
- Published applications
- 219
- Assignees
- 95
- Inventors
- 473
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 1 |
| 2002 | 4 | 5 |
| 2003 | 2 | 5 |
| 2004 | 4 | 5 |
| 2005 | 2 | 7 |
| 2006 | 8 | 4 |
| 2007 | 5 | 8 |
| 2008 | 3 | 4 |
| 2009 | 3 | 7 |
| 2010 | 7 | 7 |
| 2011 | 4 | 4 |
| 2012 | 4 | 1 |
| 2013 | 2 | 6 |
| 2014 | 9 | 14 |
| 2015 | 5 | 5 |
| 2016 | 4 | 5 |
| 2017 | 6 | 6 |
| 2018 | 4 | 15 |
| 2019 | 9 | 14 |
| 2020 | 7 | 15 |
| 2021 | 14 | 18 |
| 2022 | 9 | 13 |
| 2023 | 7 | 11 |
| 2024 | 10 | 14 |
| 2025 | 12 | 13 |
| 2026 | 7 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric working machine with operating rod15 Sep 2026US 12,733,592 B2Yamabiko Corporation
- Weed whacker attachment and cutting string dispensing mechanism8 Sep 2026US 12,727,540 B2
- Autonomous lawn mower and a system for navigating thereof9 Jun 2026US 12,648,513 B2Techtronic Outdoor Products Technology Limited
- Method for operating a hand-guided working apparatus, and hand-guided working apparatus5 May 2026US 12,617,068 B2Andreas Stihl AG & CO.KG
- Autonomous traveling work apparatus7 Apr 2026US 12,593,749 B2Honda Motor Co., Ltd.
- Boundary cutting tool20 Aug 2026US 2026/0240084 A1Nanjing Chervon Industry Co., Ltd.
- Dynamic off path error tolerance6 Aug 2026US 2026/0223770 A1Deere & Company
- Lawn trimmer and edger11 Jun 2026US 2026/0157273 A1
- Method for boundary operation, apparatus for boundary operation, electronic device, and storage medium7 May 2026US 2026/0126806 A1Willand (Beijing) Technology Co., LTD.
- Lawn mower2 Apr 2026US 2026/0090498 A1Shenzhen Mammotion Innovation Co., Limited
Most cited
By later US patents
- Electrically powered grass trimmer1,045US 3,959,879 ARockwell International Corporation · 1976
- Lawn trimmer/edge attachment60US 5,385,005 A1995
- Apparatus for cutting, trimming and edging vegetation and the like55US 4,268,964 AAMBAC Industries, Incorporated · 1981
- Apparatus for trimming lawns49US 4,909,024 ATrim-A-Lawn Corporation · 1990
- Wheel mounted string trimmer47US 4,936,886 ASnapper Power Equipment Division of Fuqua Indistries, Inc. · 1990