B23B 2251/18
Configuration of the drill point
B23B2251/18 (Configuration of the drill point) appears on 260 US grants and 239 published applications in this corpus.
Search patents in B23B- Granted patents
- 260
- Published applications
- 239
- Assignees
- 149
- Inventors
- 494
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 5 |
| 2003 | 4 | 7 |
| 2004 | 4 | 8 |
| 2005 | 2 | 8 |
| 2006 | 11 | 10 |
| 2007 | 4 | 4 |
| 2008 | 3 | 10 |
| 2009 | 6 | 11 |
| 2010 | 4 | 7 |
| 2011 | 6 | 9 |
| 2012 | 4 | 7 |
| 2013 | 7 | 8 |
| 2014 | 6 | 14 |
| 2015 | 7 | 7 |
| 2016 | 12 | 12 |
| 2017 | 11 | 13 |
| 2018 | 9 | 10 |
| 2019 | 11 | 16 |
| 2020 | 5 | 13 |
| 2021 | 9 | 10 |
| 2022 | 11 | 9 |
| 2023 | 3 | 9 |
| 2024 | 8 | 15 |
| 2025 | 4 | 6 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drill8 Sep 2026US 12,728,467 B2Osg Corporation
- Multi-step drill with asymmetric step profiles1 Sep 2026US 12,722,211 B2
- Drill9 Jun 2026US 12,649,191 B2Osg Corporation
- Anti-skive drill bit5 May 2026US 12,617,030 B2Stryker European Operations Limited
- Drill20 Jan 2026US 12,528,128 B2Sumitomo Electric Hardmetal Corp.
Most cited
By later US patents
- Drill bit point115US 5,273,380 A1993
- Surgical drill114US 4,830,000 AAspen Laboratories, Inc. · 1989
- Drilling tool93US 6,012,881 AKomet Praezisionswerkzeuge Robert Breuning GmbH · 2000
- High speed drill reamer91US 4,605,347 ALockheed Missiles & Space Company, Inc. · 1986
- Rotary end cutting tool85US 5,452,971 A1995