B23C
Milling
Official title: MILLING (broaching B23D; broach-milling in making gears B23F; arrangement for copying or controlling B23Q)
B23C (Milling) appears on 5,165 US grants and 4,858 published applications in this corpus.
Search patents in B23C- Granted patents
- 5,165
- Published applications
- 4,858
- Assignees
- 1,844
- Inventors
- 7,618
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 41 | 0 |
| 1978 | 41 | 0 |
| 1979 | 27 | 0 |
| 1980 | 37 | 0 |
| 1981 | 42 | 0 |
| 1982 | 35 | 0 |
| 1983 | 18 | 0 |
| 1984 | 24 | 0 |
| 1985 | 40 | 0 |
| 1986 | 59 | 0 |
| 1987 | 64 | 0 |
| 1988 | 43 | 0 |
| 1989 | 50 | 0 |
| 1990 | 56 | 0 |
| 1991 | 61 | 0 |
| 1992 | 64 | 0 |
| 1993 | 61 | 0 |
| 1994 | 35 | 0 |
| 1995 | 38 | 0 |
| 1996 | 49 | 0 |
| 1997 | 64 | 0 |
| 1998 | 88 | 0 |
| 1999 | 86 | 0 |
| 2000 | 91 | 0 |
| 2001 | 77 | 26 |
| 2002 | 60 | 82 |
| 2003 | 90 | 110 |
| 2004 | 63 | 101 |
| 2005 | 81 | 114 |
| 2006 | 102 | 119 |
| 2007 | 89 | 159 |
| 2008 | 82 | 154 |
| 2009 | 93 | 151 |
| 2010 | 95 | 184 |
| 2011 | 87 | 182 |
| 2012 | 108 | 175 |
| 2013 | 160 | 243 |
| 2014 | 193 | 234 |
| 2015 | 211 | 293 |
| 2016 | 210 | 256 |
| 2017 | 259 | 258 |
| 2018 | 308 | 290 |
| 2019 | 287 | 312 |
| 2020 | 240 | 298 |
| 2021 | 200 | 259 |
| 2022 | 226 | 237 |
| 2023 | 170 | 185 |
| 2024 | 147 | 189 |
| 2025 | 159 | 151 |
| 2026 | 121 | 96 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- B23C 5/00Milling-cutters3,113
- B23C 3/00Milling particular work1,856
- B23C 2210/00Details of milling cuttersIndexing code1,326
- B23C 2200/00Details of milling cutting insertsIndexing code1,143
- B23C 2220/00Details of milling processesIndexing code575
- B23C 2226/00Materials of tools or workpieces not comprising a metalIndexing code393
- B23C 1/00Milling machines not designed for particular work or special operations385
- B23C 2215/00Details of workpiecesIndexing code305
All 22 main groupsShow fewer
- B23C 2250/00Compensating adverse effects during millingIndexing code228
- B23C 2240/00Details of connections of tools or workpiecesIndexing code200
- B23C 2222/00Materials of tools or workpieces composed of metals, alloys or metal matricesIndexing code173
- B23C 2260/00Details of constructional elementsIndexing code169
- B23C 2270/00Details of milling machines, milling processes or milling tools not otherwise providedIndexing code145
- B23C 2228/00Properties of materials of tools or workpieces, materials of tools or workpiecesIndexing code140
- B23C 2235/00Details of milling keysIndexing code119
- B23C 2265/00Details of general geometric configurationsIndexing code113
- B23C 9/00Details or accessories so far as specially adapted to milling machines or102
- B23C 2224/00Materials of tools or workpieces composed of a compound including a metalIndexing code75
- B23C 2230/00Details of chip evacuationIndexing code65
- B23C 2255/00Regulation of depth of cutIndexing code44
- B23C 7/00Milling devices able to be attached to a machine tool, whether or20
- B23C 2245/00Details of adjusting inserts or bits in the milling cutterIndexing code9
Recent patents
- Cutting insert, cutting tool, and method for manufacturing machined product6 Oct 2026US 12,752,349 B2KYOCERA Corporation
- Cutting insert and cutting tool on which same is mounted6 Oct 2026US 12,752,350 B2Korloy Inc.
- Cutting insert, tool body, and edge-replaceable rotary cutting tool6 Oct 2026US 12,752,351 B2MOLDINO Tool Engineering, Ltd.
- Surface-coated cutting tool29 Sep 2026US 12,746,604 B2Mitsubishi Materials Corporation
- Clamp for key cutting machine29 Sep 2026US 12,746,608 B2Silca S.P.A.
- Spot Face Tool, Assembly and Method8 Oct 2026US 2026/0307159 A1
- Machine tool8 Oct 2026US 2026/0307196 A1Etxe-Tar, S.A.
- End mill, method of producing microlens production mold, and apparatus of producing microlens production mold1 Oct 2026US 2026/0295689 A1Dexerials Corporation
- Cutting tool1 Oct 2026US 2026/0295690 A1Sumitomo Electric Hardmetal Corp.
- Cutting insert for use in face milling and face milling cutter comprising such a cutting insert1 Oct 2026US 2026/0295691 A1Seco Tools AB
Most cited
By later US patents
- Surgical instrument362US 5,759,185 ASmith & Nephew, Inc. · 1998
- Golf club head with a variable thickness face284US 7,338,388 B2Karsten Manufacturing Corporation · 2008
- Method of manufacturing a golf club head with a variable thickness face217US 7,584,531 B2Karsten Manufacturing Corporation · 2009
- Method of manufacturing a face plate for a golf club head212US 7,347,794 B2Karsten Manufacturing Corporation · 2008
- Cutting tool200US 4,893,662 A1990