B24B 3/40
Processes or apparatus specially adapted for sharpening curved edges
B24B3/40 (Processes or apparatus specially adapted for sharpening curved edges) appears on 28 US grants and 12 published applications in this corpus.
Search patents in B24B- Granted patents
- 28
- Published applications
- 12
- Assignees
- 19
- Inventors
- 44
- Latest grant
- 20 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sharpening device20 Sep 2022US 11,446,782 B2
- Robotic sharpening system25 Feb 2020US 10,569,377 B2Omnisharp, LLC
- Adjustable grinding jig17 Oct 2017US 9,789,583 B2Tormek AB
- Adaptable abrasive cutting assembly for sharpener13 Sep 2016US 9,440,325 B2Smith's Consumer Products, Inc.
- Apparatus and method for grinding rotary blades19 Jul 2016US 9,393,662 B2Weber Maschinenbau GmbH Breidenbach
- Sharpening device13 Dec 2018US 2018/0354091 A1KME Sharpeners LLC
- Robotic Sharpening System23 Aug 2018US 2018/0236623 A1Fonthill LLC
- Adjustable grinding jig18 Aug 2016US 2016/0236319 A1Tormek AB
- Adaptable Abrasive Cutting Assembly for Sharpener28 May 2015US 2015/0147945 A1Smith's Consumer Products, Inc.
- Apparatus for sharpening rotating blades19 Feb 2015US 2015/0050865 A1Dipl.-Ing. Schindler & Wagner GmbH & Co. KG
Most cited
By later US patents
- Process for shaping and sharpening a rotatable surgical shaver blade33US 6,053,928 ALinvatec Corporation · 2000
- Endoscopic shaver blade with sharp outer edge30US 5,843,106 ALinvatec Corporation · 1998
- Process for shaping and sharpening a rotatable surgical shaver blade26US 5,693,063 ABristol-Myers Squibb Company · 1997
- Method and apparatus for sharpening curved blades24US 5,667,427 ABettcher Industries, Inc. · 1997
- Blade sharpening device with blade contour copying device12US 7,413,504 B22008