B23D 63/168
The saw chain moving around the guide bar
Official title: {the saw chain moving around the guide bar}
B23D63/168 (The saw chain moving around the guide bar) appears on 25 US grants and 14 published applications in this corpus.
Search patents in B23D- Granted patents
- 25
- Published applications
- 14
- Assignees
- 16
- Inventors
- 58
- Latest grant
- 24 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 3 |
| 2015 | 5 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Saw chain holder24 May 2022US 11,338,378 B2
- Saw chain holder13 Oct 2020US 10,799,969 B2
- Automated dressing unit for a chain saw21 Apr 2020US 10,625,354 B2Koki Holdings Co., Ltd.
- Bar mounted sharpener24 Nov 2015US 9,192,997 B2Blount, Inc.
- Chainsaw with a sharpening element17 Nov 2015US 9,186,737 B2Husqvarna AB
- Chainsaw sharpening features and devices9 Nov 2023US 2023/0356427 A1Milwaukee Electric Tool Corporation
- Saw Chain Holder17 Dec 2020US 2020/0391312 A1
- Saw Chain Holder21 May 2020US 2020/0156166 A1
- Chain saw17 May 2018US 2018/0133822 A1Hitachi Koki Co., Ltd.
- Chainsaw Push Vise21 Sep 2017US 2017/0266742 A1
Most cited
By later US patents
- Chain saw device59US 4,382,334 AOmark Industries, Inc. · 1983
- Automatically sharpenable saw chain16US 6,435,070 B1Blount, Inc. · 2002
- Saw chain sharpener15US 4,597,178 AAndreas Stihl AG & CO.KG · 1986
- Saw chain sharpener for a chain saw11US 6,161,453 AChain Masters, Inc. · 2000
- Saw chain sharpening method and apparatus10US 4,530,258 AOmark Industries, Inc. · 1985