C22C 1/051
Making hard metals based on borides, carbides, nitrides, oxides or silicides
Official title: Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
C22C1/051 (Making hard metals based on borides, carbides, nitrides, oxides or silicides) appears on 462 US grants and 377 published applications in this corpus.
Search patents in C22C- Granted patents
- 462
- Published applications
- 377
- Assignees
- 294
- Inventors
- 1,189
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 18 | 0 |
| 1995 | 9 | 0 |
| 1996 | 12 | 0 |
| 1997 | 12 | 0 |
| 1998 | 17 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 24 | 3 |
| 2002 | 14 | 6 |
| 2003 | 7 | 8 |
| 2004 | 7 | 14 |
| 2005 | 7 | 7 |
| 2006 | 3 | 7 |
| 2007 | 5 | 9 |
| 2008 | 3 | 6 |
| 2009 | 8 | 9 |
| 2010 | 8 | 13 |
| 2011 | 5 | 12 |
| 2012 | 9 | 8 |
| 2013 | 5 | 7 |
| 2014 | 1 | 8 |
| 2015 | 8 | 11 |
| 2016 | 6 | 13 |
| 2017 | 8 | 5 |
| 2018 | 16 | 16 |
| 2019 | 6 | 16 |
| 2020 | 5 | 13 |
| 2021 | 15 | 23 |
| 2022 | 9 | 25 |
| 2023 | 19 | 34 |
| 2024 | 31 | 34 |
| 2025 | 33 | 49 |
| 2026 | 18 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surface-coated cutting tool29 Sep 2026US 12,746,604 B2Mitsubishi Materials Corporation
- Cutting tool8 Sep 2026US 12,728,456 B2Seco Tools AB
- Insert and cutting tool provided therewith25 Aug 2026US 12,715,047 B2KYOCERA Corporation
- Cemented carbide and cutting tool18 Aug 2026US 12,709,788 B2Sumitomo Electric Industries, Ltd.
- NbC-based cemented carbide11 Aug 2026US 12,703,899 B2Hyperion Materials & Technologies, Inc.
- Titanium-based laminate structures fabricated using blended elemental powder metallurgy and hot isostatic pressing8 Oct 2026US 2026/0309467 A1
- Precision nozzle and process for producing the same24 Sep 2026US 2026/0285669 A1Kyoritsu Gokin Co., Ltd.
- Metal matrix composite materials and methods of manufacturing thereof20 Aug 2026US 2026/0242903 A1Epos Technologies Limited
- Composite material and method for producing same6 Aug 2026US 2026/0226586 A1Asahi Diamond Industrial Co., Ltd.
- Cemented carbide and cutting tool16 Jul 2026US 2026/0201512 A1Sumitomo Electric Hardmetal Corp.
Most cited
By later US patents
- Method and apparatus for fabrication of cobalt alloy composite inserts211US 6,063,333 ADennis Tool Company · 2000
- Double cemented carbide composites169US 5,880,382 ASmith International, Inc. · 1999
- Carbide/metal composite material and a process therefor137US 5,304,342 A1994
- Metal bond diamond tools that contain uniform or patterned distribution of diamond grits and method of manufacture thereof113US 6,286,498 B12001
- Matrix for a hard composite104US 5,733,664 AKennametal Inc. · 1998