B24B 19/04
For fluting drill shanks
Official title: for fluting drill shanks
B24B19/04 (For fluting drill shanks) appears on 62 US grants and 55 published applications in this corpus.
Search patents in B24B- Granted patents
- 62
- Published applications
- 55
- Assignees
- 38
- Inventors
- 114
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 3 |
| 2004 | 3 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 2 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 4 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 2 |
| 2018 | 2 | 4 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 4 |
| 2022 | 1 | 5 |
| 2023 | 0 | 2 |
| 2024 | 4 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Constant rake fluted drill bit and method of manufacture21 Apr 2026US 12,605,795 B1
- Manufacture of a dental tool15 Apr 2025US 12,274,592 B2Prima Dental Manufacturing Limited
- Constant rake fluted drill bit and method of manufacture18 Feb 2025US 12,226,861 B1
- Drilling tool3 Sep 2024US 12,076,796 B2Ceratizit Balzheim GmbH & Co. KG
- Method and grinding machine for fabricating a workpiece comprising a helical groove25 Jun 2024US 12,017,320 B2Rollomatic S.A.
- Manufacture of a dental tool14 Mar 2024US 2024/0081962 A1Prima Dental Manufacturing Limited
- Drill and method for producing a drill20 Jul 2023US 2023/0226620 A1
- Manufacture of a dental tool27 Apr 2023US 2023/0126590 A1Prima Dental Manufacturing Limited
- Pcd drill and manufacturing method for same29 Dec 2022US 2022/0410286 A1Honda Motor Co., Ltd.
- Drill bit15 Dec 2022US 2022/0395914 A1Technische Universität Darmstadt
Most cited
By later US patents
- Endodontic instrument99US 5,464,362 ATulsa Dental Products, L.L.C. · 1995
- Endodontic instrument54US 5,628,674 ATulsa Dental Products, L.L.C. · 1997
- Endodontic instrument53US 5,762,541 ADENTSPLY International Inc. · 1998
- Method of manufacturing superelastic endodontic files and files made therefrom52US 6,315,558 B1Ormco Corporation · 2001
- Endodontic instrument, instrument blank and method of manufacture51US 6,299,445 B1Ormco Corporation · 2001