B24B 3/365
Of rotary mower blades
Official title: {of rotary mower blades}
B24B3/365 (Of rotary mower blades) appears on 32 US grants and 22 published applications in this corpus.
Search patents in B24B- Granted patents
- 32
- Published applications
- 22
- Assignees
- 10
- Inventors
- 45
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 0 |
| 2003 | 2 | 0 |
| 2004 | 3 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Autonomous lawn mower blade sharpening and task robot8 Jul 2025US 12,349,629 B2OrbiSharp Robotics, Inc.
- Blade sharpeners24 Dec 2024US 12,172,261 B2The Great States Corporation
- Blade sharpeners9 Jan 2024US 11,865,662 B2American Lawn Mower Co.
- Mower reel grinding system using predetermined bracket positions5 Mar 2019US 10,220,482 B2Foley-Belsaw Company
- Mower blade sharpening device28 Nov 2017US 9,827,644 B2
- Autonomous lawn mower blade sharpening and task robot30 Apr 2026US 2026/0114376 A1OrbiSharp Robotics, Inc.
- Mower Blade Sharpening Angle Grinder Adaptor12 Mar 2026US 2026/0070178 A1
- Sharpening Parameter And Determination System For A Lawn Mower Blade Sharpening And Task Robot5 Sep 2024US 2024/0293913 A1
- Blade sharpeners14 Dec 2023US 2023/0398652 A1American Lawn Mower Co.
- Arm Unit for a Lawn Mower Blade Sharpening and Task Robot23 Jun 2022US 2022/0193854 A1
Most cited
By later US patents
- Apparatus for sharpening implements26US 5,218,787 A1993
- Blade holder for sharpening lawnmower blades24US 4,736,544 A1988
- Universal lawn mower blade sharpening machine21US 5,062,322 A1991
- Lawn mower blade sharpener apparatus19US 4,936,053 A1990
- Portable, in-place sharpener for lawn mower blades and the like17US 5,371,977 A1994