C22C 38/001
Containing n
Official title: {containing N}
C22C38/001 (Containing n) appears on 3,765 US grants and 5,930 published applications in this corpus.
Search patents in C22C- Granted patents
- 3,765
- Published applications
- 5,930
- Assignees
- 799
- Inventors
- 7,016
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 1 | 0 |
| 1989 | 11 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 14 | 0 |
| 1999 | 18 | 0 |
| 2000 | 30 | 0 |
| 2001 | 25 | 6 |
| 2002 | 40 | 43 |
| 2003 | 30 | 44 |
| 2004 | 40 | 55 |
| 2005 | 14 | 21 |
| 2006 | 11 | 34 |
| 2007 | 13 | 54 |
| 2008 | 16 | 50 |
| 2009 | 17 | 77 |
| 2010 | 40 | 97 |
| 2011 | 30 | 128 |
| 2012 | 64 | 158 |
| 2013 | 55 | 247 |
| 2014 | 96 | 287 |
| 2015 | 129 | 374 |
| 2016 | 152 | 357 |
| 2017 | 237 | 349 |
| 2018 | 255 | 367 |
| 2019 | 291 | 402 |
| 2020 | 273 | 389 |
| 2021 | 286 | 314 |
| 2022 | 325 | 453 |
| 2023 | 223 | 478 |
| 2024 | 282 | 438 |
| 2025 | 369 | 336 |
| 2026 | 275 | 372 |
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
- TIG welded joint6 Oct 2026US 12,752,379 B2Jfe Steel Corporation
- High strength steel sheet and method of producing same6 Oct 2026US 12,753,454 B2Jfe Steel Corporation
- High-strength electrogalvannealed steel sheet and method for manufacturing the same6 Oct 2026US 12,753,456 B2Jfe Steel Corporation
- Annealing separator composition for grain- oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet6 Oct 2026US 12,753,457 B2Posco
- Method for producing insulation coating treatment liquid for grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet8 Oct 2026US 2026/0308387 A1Nippon 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
- Manufacturing method of flash butt welded rail1 Oct 2026US 2026/0295710 A1Nippon Steel Corporation
- High strength steel sheet, high strength coated steel sheet, methods for producing the same, and member1 Oct 2026US 2026/0297712 A1Jfe Steel Corporation
Most cited
By later US patents
- Heat and corrosion resistant cast CF8C stainless steel with improved high temperature strength and ductility143US 7,153,373 B2Caterpillar Inc. · 2006
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Multi-component refrigeration process for liquefaction of natural gas100US 5,950,453 AExxon Production Research Company · 1999
- Austenitic, non-magnetic, stainless steel alloy57US 5,094,812 ACarpenter Technology Corporation · 1992
- Cascade refrigeration process for liquefaction of natural gas51US 6,016,665 AExxon Production Research Company · 2000