C22C 38/48
With niobium or tantalum
Official title: with niobium or tantalum
C22C38/48 (With niobium or tantalum) appears on 1,656 US grants and 2,648 published applications in this corpus.
Search patents in C22C- Granted patents
- 1,656
- Published applications
- 2,648
- Assignees
- 524
- Inventors
- 4,195
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 3 |
| 2002 | 23 | 22 |
| 2003 | 15 | 23 |
| 2004 | 13 | 31 |
| 2005 | 14 | 11 |
| 2006 | 8 | 22 |
| 2007 | 6 | 22 |
| 2008 | 12 | 18 |
| 2009 | 9 | 30 |
| 2010 | 13 | 47 |
| 2011 | 11 | 43 |
| 2012 | 23 | 43 |
| 2013 | 24 | 74 |
| 2014 | 29 | 113 |
| 2015 | 34 | 147 |
| 2016 | 56 | 166 |
| 2017 | 92 | 166 |
| 2018 | 89 | 186 |
| 2019 | 147 | 191 |
| 2020 | 130 | 190 |
| 2021 | 130 | 195 |
| 2022 | 166 | 226 |
| 2023 | 113 | 205 |
| 2024 | 127 | 170 |
| 2025 | 159 | 158 |
| 2026 | 116 | 146 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Forged steel roll for cold rolling6 Oct 2026US 12,752,325 B2Nippon Steel Corporation
- Method for producing a steel part and steel part6 Oct 2026US 12,753,462 B2ArcelorMittal
- High-strength alloyed hot-dip galvanized steel sheet and manufacturing method therefor6 Oct 2026US 12,753,477 B2Kobe Steel, Ltd.
- Pre-oxidized, coating-free press hardened steel6 Oct 2026US 12,753,482 B2GM Global Technology Operations LLC
- Weld structure, stainless steel welded structure, stainless steel welded container and stainless steel22 Sep 2026US 12,741,344 B2Nippon Steel Stainless Steel Corporation
- Austenitic stainless steel plate8 Oct 2026US 2026/0308735 A1Nippon Steel Stainless Steel Corporation
- Stainless steel for fuel cell separator8 Oct 2026US 2026/0312081 A1Posco
- Coated steel sheet, member, and methods for producing the same1 Oct 2026US 2026/0297713 A1Jfe Steel Corporation
- Steel material1 Oct 2026US 2026/0297716 A1Nippon Steel Corporation
- Steel sheet, member, and methods for producing the same24 Sep 2026US 2026/0286459 A1Jfe Steel Corporation
Most cited
By later US patents
- Lightweight polymer ammunition cartridge casings245US 8,561,543 B2True Velocity, Inc. · 2013
- Method of making lightweight polymer ammunition208US 9,441,930 B2True Velocity, Inc. · 2016
- Lightweight polymer ammunition203US 9,429,407 B2True Velocity, Inc. · 2016
- Polymer ammunition cartridge having a wicking texturing176US 9,631,907 B2True Velocity, Inc. · 2017
- Lightweight polymer ammunition cartridge casings173US 9,546,849 B2True Velocity, Inc. · 2017