B23C 3/35
Milling grooves in keys
B23C3/35 (Milling grooves in keys) appears on 236 US grants and 180 published applications in this corpus.
Search patents in B23C- Granted patents
- 236
- Published applications
- 180
- Assignees
- 63
- Inventors
- 244
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 7 |
| 2003 | 4 | 2 |
| 2004 | 4 | 3 |
| 2005 | 3 | 1 |
| 2006 | 5 | 5 |
| 2007 | 4 | 6 |
| 2008 | 1 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 5 |
| 2011 | 2 | 8 |
| 2012 | 5 | 4 |
| 2013 | 4 | 10 |
| 2014 | 9 | 9 |
| 2015 | 12 | 12 |
| 2016 | 8 | 15 |
| 2017 | 18 | 12 |
| 2018 | 13 | 13 |
| 2019 | 9 | 9 |
| 2020 | 12 | 18 |
| 2021 | 6 | 9 |
| 2022 | 7 | 13 |
| 2023 | 12 | 4 |
| 2024 | 3 | 7 |
| 2025 | 3 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clamp for key cutting machine29 Sep 2026US 12,746,608 B2Silca S.P.A.
- Apparatus for determining the roll, pitch and yaw of a key blank25 Aug 2026US 12,715,055 B2Iconx International Limited
- Systems and methods for extracting key code data and configuring vehicle keys24 Jun 2025US 12,337,399 B2iKeyless, LLC
- Method for detecting the wear of a milling cutter of a key-duplicating machine15 Apr 2025US 12,275,110 B2Silca S.P.A.
- Systems and methods for creating duplicate keys15 Apr 2025US 12,276,494 B2iKeyless, LLC
- Systems and methods for extracting key code data and configuring vehicle keys25 Sep 2025US 2025/0296158 A1iKeyless, LLC
- Method and system for identification of key blank part numbers31 Jul 2025US 2025/0242420 A1CLK Supplies, LLC
- Apparatus for determining the roll, pitch and yaw of a key blank17 Oct 2024US 2024/0342809 A1Iconx International Limited
- Digital key backup10 Oct 2024US 2024/0340277 A1
- Systems and methods for creating duplicate keys15 Aug 2024US 2024/0271929 A1iKeyless, LLC
Most cited
By later US patents
- Method and apparatus for using light to identify a key94US 6,064,747 AAxxess Technologies, Inc. · 2000
- Method and apparatus for automatically making keys88US 5,807,042 A1998
- Key measurement apparatus and method88US 6,406,227 B1Machine Magic, LLC · 2002
- Method and apparatus for automatically making keys87US 6,065,911 A2000
- Key duplication apparatus and method84US 5,908,273 AMachine Magic, LLC · 1999