A01G 23/08
Felling trees
A01G23/08 (Felling trees) appears on 690 US grants and 421 published applications in this corpus.
Search patents in A01G- Granted patents
- 690
- Published applications
- 421
- Assignees
- 223
- Inventors
- 864
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 20 | 0 |
| 1978 | 29 | 0 |
| 1979 | 15 | 0 |
| 1980 | 9 | 0 |
| 1981 | 15 | 0 |
| 1982 | 8 | 0 |
| 1983 | 16 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 13 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 21 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 10 | 0 |
| 1996 | 13 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 12 | 0 |
| 2000 | 14 | 0 |
| 2001 | 12 | 1 |
| 2002 | 13 | 8 |
| 2003 | 13 | 14 |
| 2004 | 10 | 19 |
| 2005 | 6 | 8 |
| 2006 | 13 | 12 |
| 2007 | 13 | 7 |
| 2008 | 6 | 15 |
| 2009 | 5 | 10 |
| 2010 | 8 | 11 |
| 2011 | 10 | 13 |
| 2012 | 5 | 15 |
| 2013 | 4 | 11 |
| 2014 | 5 | 16 |
| 2015 | 11 | 18 |
| 2016 | 16 | 18 |
| 2017 | 18 | 27 |
| 2018 | 18 | 16 |
| 2019 | 24 | 39 |
| 2020 | 20 | 15 |
| 2021 | 23 | 37 |
| 2022 | 16 | 23 |
| 2023 | 25 | 25 |
| 2024 | 19 | 13 |
| 2025 | 26 | 19 |
| 2026 | 11 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A01G 23/091Sawing apparatus specially adapted for felling trees210
- A01G 23/083Feller-delimbers143
- A01G 23/093Combinations of shearing, sawing or milling apparatus specially adapted for felling trees106
- A01G 23/081Feller-bunchers, i.e. with bunching by felling head102
- A01G 23/087Shearing apparatus or the like specially adapted for felling trees76
Recent patents
- Device for harvesting timber25 Aug 2026US 12,714,040 B2
- Arrangement and method for controlling at least one operation of a work machine and work machine30 Jun 2026US 12,669,137 B2Ponsse Oyj
- Intelligent boom control with a hydraulic straight-line system for a feller buncher26 May 2026US 12,635,623 B2Deere & Company
- Quick attach saw tooth19 May 2026US 12,629,758 B1Deere & Company
- Device for harvesting timber12 May 2026US 12,622,369 B2
- Crane assembly for a forestry vehicle17 Sep 2026US 2026/0274620 A1Deere & Company
- Saw head with autonomous stump treatment system10 Sep 2026US 2026/0262586 A1Deere & Company
- Mobile work machine and method for a work machine20 Aug 2026US 2026/0240089 A1Ponsse Oyj
- A method for processing wood and a control system for controlling the operation of the harvester head of a forest work machine23 Jul 2026US 2026/0206697 A1Ponsse Oyj
- Method, apparatus and system for delimbing a tree from air18 Jun 2026US 2026/0165262 A1Airforestry AB
Most cited
By later US patents
- Cutting tooth119US 5,211,212 ABlount, Inc. · 1993
- Tree felling apparatus and saw tooth82US 4,932,447 A1990
- Method for producing torrefied wood, product obtained thereby, and application to the production of energy64US 4,787,917 A1988
- Cutter tooth holder assembly60US 5,873,534 A1999
- Method for timber harvesting and system for forestry56US 6,182,725 B22001