B27C 1/00
Machines for producing flat surfaces
Official title: Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
B27C1/00 (Machines for producing flat surfaces) appears on 394 US grants and 264 published applications in this corpus.
Search patents in B27C- Granted patents
- 394
- Published applications
- 264
- Assignees
- 141
- Inventors
- 496
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 9 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 12 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 13 | 0 |
| 1999 | 8 | 0 |
| 2000 | 20 | 0 |
| 2001 | 22 | 1 |
| 2002 | 22 | 8 |
| 2003 | 20 | 12 |
| 2004 | 10 | 19 |
| 2005 | 6 | 23 |
| 2006 | 10 | 15 |
| 2007 | 13 | 14 |
| 2008 | 9 | 24 |
| 2009 | 13 | 21 |
| 2010 | 16 | 8 |
| 2011 | 7 | 7 |
| 2012 | 3 | 9 |
| 2013 | 2 | 11 |
| 2014 | 3 | 4 |
| 2015 | 4 | 8 |
| 2016 | 9 | 9 |
| 2017 | 3 | 11 |
| 2018 | 9 | 6 |
| 2019 | 10 | 7 |
| 2020 | 5 | 11 |
| 2021 | 6 | 13 |
| 2022 | 6 | 2 |
| 2023 | 2 | 7 |
| 2024 | 4 | 1 |
| 2025 | 6 | 7 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B27C 1/14Machines for producing flat surfaces: other details or accessories136
- B27C 1/12Arrangements for feeding work103
- B27C 1/04Thicknessing machines74
- B27C 1/10Hand planes equipped with power-driven cutter blocks66
- B27C 1/02Smoothing, i.e. working one side only48
- B27C 1/005Machines for producing flat surfaces: with tools having a rotational vector which34
- B27C 1/08Machines for working several sides of work simultaneously34
- B27C 1/002Machines for producing flat surfaces: with non-rotating tools13
Recent patents
- Machine tool structure8 Sep 2026US 12,728,558 B2Engineering Francois Abelard
- Hand-held planning tool31 Mar 2026US 12,589,518 B2Milwaukee Electric Tool Corporation
- Hand-press planer13 Jan 2026US 12,521,906 B2The Kingcraft Machinery Company Limited
- Intuitive electric lifting device for woodworking trimming machine30 Dec 2025US 12,508,734 B2
- Woodworking grooving planer9 Sep 2025US 12,409,578 B2
- Hand-held planing tool9 Jul 2026US 2026/0192481 A1Milwaukee Electric Tool Corporation
- Pendulum Mounting for Machines for Processing Workpieces of Wood, Plastic, or the Like, and Machine Having at Least One Such Pendulum Mounting25 Jun 2026US 2026/0174746 A1Michael Weinig AG
- Adjustable planer25 Jun 2026US 2026/0175465 A1Lakewood Live Edge LLC
- Device and method for loading or unloading a sheet metal processing machine or a wood working machine26 Feb 2026US 2026/0054306 A1ARKU Maschinenbau GmbH
- Wood planer26 Feb 2026US 2026/0054412 A1Extend Light Machinery Co., Ltd.
Most cited
By later US patents
- Trimming machine107US 4,422,486 ACiers et Outillage Peugeot · 1983
- Portable electrical power tool having a rare earth permanent magnet motor64US 5,856,715 ARyobi North America, Inc. · 1999
- Machine tool extension table and method for installing same52US 4,817,693 A1989
- Planar chip ejection cassette41US 5,815,934 ABlack & Decker Inc. · 1998
- Hand planing machine41US 6,688,349 B2Robert Bosch GmbH · 2004