C22C 38/36
With more than 1.7% by weight of carbon
Official title: with more than 1.7% by weight of carbon
C22C38/36 (With more than 1.7% by weight of carbon) appears on 119 US grants and 143 published applications in this corpus.
Search patents in C22C- Granted patents
- 119
- Published applications
- 143
- Assignees
- 114
- Inventors
- 349
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 6 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 2 |
| 2003 | 4 | 7 |
| 2004 | 6 | 2 |
| 2005 | 4 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 4 |
| 2008 | 0 | 2 |
| 2009 | 1 | 5 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 0 |
| 2013 | 1 | 4 |
| 2014 | 5 | 10 |
| 2015 | 1 | 16 |
| 2016 | 8 | 16 |
| 2017 | 8 | 11 |
| 2018 | 6 | 7 |
| 2019 | 11 | 6 |
| 2020 | 8 | 6 |
| 2021 | 4 | 8 |
| 2022 | 5 | 9 |
| 2023 | 2 | 7 |
| 2024 | 9 | 7 |
| 2025 | 2 | 3 |
| 2026 | 6 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbide refining method of high-carbon high-alloy steel29 Sep 2026US 12,747,488 B2Shanghai Jiaotong University
- Forged grinding balls for semi-autogenous grinder16 Jun 2026US 12,655,493 B2Magotteaux International S.A.
- Method for manufacturing a work roll by laser cladding12 May 2026US 12,623,303 B2Centre de Recherches Metallurgiques asbl
- 3D printed high carbon content steel and method of preparing the same12 May 2026US 12,624,427 B2VBN Components AB
- Fe—Mn—Al—C lightweight steel, production method thereof, terminal, steel mechanical part, and electronic device5 May 2026US 12,618,127 B2Huawei Technologies Co., Ltd.
- 3d printed high carbon content steel and method of preparing the same24 Sep 2026US 2026/0286475 A1VBN Components AB
- High-vanadium high-speed steel and preparation method therefor, and use thereof13 Nov 2025US 2025/0346971 A1Kunshan Micrograin Co., Ltd.
- Electric resistance welded steel pipe or tube and production method therefor10 Jul 2025US 2025/0223678 A1Jfe Steel Corporation
- Niobium carbide reinforced manganese steel13 Feb 2025US 2025/0051896 A1Sandvik SRP AB
- Flux cored wire for twin wire arc spray26 Dec 2024US 2024/0424617 A1Kolon Industries, Inc.
Most cited
By later US patents
- Iron-based alloys and methods of making and use thereof42US 9,334,547 B2L. E. Jones Company · 2016
- Sintered iron-based alloy valve seat40US 9,359,921 B2Riken · 2016
- Ferrochromium alloy and method thereof33US 5,252,149 AWarman International Limited · 1993
- Tool steel23US 4,863,515 AUddeholm Tooling Aktiebolag · 1989
- Alloy molten composition suitable for molten magnesium environments20US 6,899,772 B1Alphatech, Inc. · 2005