B27L 11/00
Manufacture of wood shavings, chips, powder, or the like
Official title: Manufacture of wood shavings, chips, powder, or the like (disintegrating in general B02C; edge trimming sawing blades or sawing tools combined with means to disintegrate waste B27B33/20; obtaining fibres for spinning D01B1/00; wet methods D21B1/12); Tools therefor
B27L11/00 (Manufacture of wood shavings, chips, powder, or the like) appears on 574 US grants and 289 published applications in this corpus.
Search patents in B27L- Granted patents
- 574
- Published applications
- 289
- Assignees
- 231
- Inventors
- 649
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 11 | 0 |
| 1978 | 8 | 0 |
| 1979 | 12 | 0 |
| 1980 | 12 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 4 | 0 |
| 1984 | 11 | 0 |
| 1985 | 10 | 0 |
| 1986 | 9 | 0 |
| 1987 | 17 | 0 |
| 1988 | 13 | 0 |
| 1989 | 18 | 0 |
| 1990 | 11 | 0 |
| 1991 | 14 | 0 |
| 1992 | 16 | 0 |
| 1993 | 14 | 0 |
| 1994 | 15 | 0 |
| 1995 | 17 | 0 |
| 1996 | 10 | 0 |
| 1997 | 14 | 0 |
| 1998 | 18 | 0 |
| 1999 | 20 | 0 |
| 2000 | 21 | 0 |
| 2001 | 19 | 2 |
| 2002 | 10 | 11 |
| 2003 | 12 | 17 |
| 2004 | 13 | 18 |
| 2005 | 11 | 14 |
| 2006 | 10 | 15 |
| 2007 | 9 | 12 |
| 2008 | 4 | 11 |
| 2009 | 8 | 12 |
| 2010 | 13 | 14 |
| 2011 | 12 | 12 |
| 2012 | 11 | 8 |
| 2013 | 6 | 16 |
| 2014 | 6 | 5 |
| 2015 | 3 | 9 |
| 2016 | 5 | 11 |
| 2017 | 8 | 19 |
| 2018 | 6 | 9 |
| 2019 | 10 | 13 |
| 2020 | 16 | 14 |
| 2021 | 10 | 14 |
| 2022 | 3 | 6 |
| 2023 | 14 | 12 |
| 2024 | 12 | 9 |
| 2025 | 6 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B27L 11/005Tools therefor264
- B27L 11/02Manufacture of wood shavings, chips, powder, or the like: of wood shavings189
- B27L 11/002Transporting devices for wood or chips106
- B27L 11/007Combined with manufacturing a workpiece86
- B27L 11/08Manufacture of wood shavings, chips, powder, or the like: of wood fibres25
- B27L 11/06Manufacture of wood shavings, chips, powder, or the like: of wood powder16
Recent patents
- Rotating infeed chute for a brush chipper15 Sep 2026US 12,734,528 B2Vermeer Manufacturing Company
- Plant material processing25 Aug 2026US 12,714,039 B2Pro Mac Manufacturing Ltd.
- Flexible and smart wood with responsive function, preparation method thereof and actuator30 Jun 2026US 12,667,995 B2Nanjing Forestry University
- Wood chipper15 Jul 2025US 12,357,999 B2
- Control system for normally-on power tool13 May 2025US 12,296,424 B2Techtronic Cordless GP
- Fire shaver17 Sep 2026US 2026/0273795 A1Outdoor Element, LLC
- Grinding mill and grinding apparatus18 Jun 2026US 2026/0166773 A1GLOBUS S.r.l.
- Cutting drum and multi-piece cutting blade assembly5 Mar 2026US 2026/0061660 A1Dyna Sales and Service LLC
- Material Processing Machine With Removable Screen Cradle Assembly7 Aug 2025US 2025/0249463 A1Bandit Industries, Inc.
- Infill For Artificial Turf System10 Apr 2025US 2025/0116076 A1Brock USA, LLC
Most cited
By later US patents
- Chipper knife assembly61US 4,667,713 AWeyerhaeuser Company · 1987
- Material feed control method and apparatus for a wood or brush chipping machine53US 5,088,532 AVermeer Manufacturing Company · 1992
- Infeed conveyor for saw51US 4,881,584 AWeyerhaeuser Company · 1989
- Drum-type wood chipper49US 5,005,620 AMorbark Industries, Inc. · 1991
- Rotary drum wastewood chipper48US 4,077,450 ANicholson Manufacturing Company · 1978