B23C 3/12
Trimming or finishing edges
Official title: Trimming or finishing edges, e.g. deburring welded corners
B23C3/12 (Trimming or finishing edges) appears on 336 US grants and 304 published applications in this corpus.
Search patents in B23C- Granted patents
- 336
- Published applications
- 304
- Assignees
- 243
- Inventors
- 709
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 12 | 0 |
| 2001 | 4 | 1 |
| 2002 | 6 | 5 |
| 2003 | 5 | 6 |
| 2004 | 2 | 3 |
| 2005 | 5 | 11 |
| 2006 | 8 | 10 |
| 2007 | 8 | 8 |
| 2008 | 6 | 7 |
| 2009 | 4 | 10 |
| 2010 | 5 | 10 |
| 2011 | 2 | 3 |
| 2012 | 5 | 8 |
| 2013 | 6 | 6 |
| 2014 | 3 | 12 |
| 2015 | 4 | 18 |
| 2016 | 15 | 17 |
| 2017 | 16 | 12 |
| 2018 | 17 | 28 |
| 2019 | 23 | 28 |
| 2020 | 20 | 18 |
| 2021 | 10 | 11 |
| 2022 | 13 | 16 |
| 2023 | 11 | 18 |
| 2024 | 14 | 18 |
| 2025 | 11 | 15 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- External and internal chamfer tool22 Sep 2026US 12,741,325 B2
- Inline weld-bead cutting apparatus for spiral pipe15 Sep 2026US 12,734,595 B2State Pipe & Supply, Inc.
- Device for grinding and/or milling teeth of saw bands23 Jun 2026US 12,661,728 B2Georg Kesel GmbH & Co. KG
- Multifunctional device for removing film from pipe16 Jun 2026US 12,655,927 B2Dcseng Co., Ltd.
- Machine and method of manufacture for EIFS panels19 May 2026US 12,629,788 B2Marvel Integration, LLC
- Door trimmer24 Sep 2026US 2026/0284755 A1Techtronic Cordless GP
- Machining system, trajectory generation method, and product manufacturing method28 May 2026US 2026/0145287 A1Jfe Steel Corporation
- Chamfering tool30 Apr 2026US 2026/0115812 A1Sumitomo Electric Hardmetal Corp.
- Machine Tool12 Mar 2026US 2026/0070129 A1Star Micronics Co., Ltd.
- Machine tool and method of determining control position thereof8 Jan 2026US 2026/0008146 A1Star Micronics Co., Ltd.
Most cited
By later US patents
- Axially compliant tool holder70US 5,312,212 AUnited Technologies Corporation · 1994
- Router guide unit39US 4,044,805 A1977
- Device for contouring blocking burrs for a deburring tool35US 5,174,700 ACommissariat A L' Energie Atomique · 1992
- Apparatus for trimming and edge-cutting a plate-like metallic workpiece34US 4,018,134 A1977
- Cutting insert and tool33US 6,071,045 A2000