C22C 38/38
With more than 1.5% by weight of manganese
Official title: with more than 1.5% by weight of manganese
C22C38/38 (With more than 1.5% by weight of manganese) appears on 1,452 US grants and 2,391 published applications in this corpus.
Search patents in C22C- Granted patents
- 1,452
- Published applications
- 2,391
- Assignees
- 367
- Inventors
- 3,002
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 2 |
| 2002 | 10 | 7 |
| 2003 | 4 | 13 |
| 2004 | 16 | 11 |
| 2005 | 6 | 8 |
| 2006 | 2 | 11 |
| 2007 | 4 | 20 |
| 2008 | 4 | 14 |
| 2009 | 5 | 20 |
| 2010 | 4 | 25 |
| 2011 | 12 | 37 |
| 2012 | 12 | 33 |
| 2013 | 20 | 63 |
| 2014 | 28 | 112 |
| 2015 | 35 | 133 |
| 2016 | 46 | 129 |
| 2017 | 91 | 141 |
| 2018 | 88 | 138 |
| 2019 | 120 | 163 |
| 2020 | 100 | 151 |
| 2021 | 120 | 129 |
| 2022 | 145 | 159 |
| 2023 | 73 | 236 |
| 2024 | 109 | 245 |
| 2025 | 188 | 201 |
| 2026 | 130 | 190 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- TIG welded joint6 Oct 2026US 12,752,379 B2Jfe Steel Corporation
- Ultra-high strength cold rolled steel sheet having excellent bendability, and method of manufacturing same6 Oct 2026US 12,753,455 B2Posco
- High-strength electrogalvannealed steel sheet and method for manufacturing the same6 Oct 2026US 12,753,456 B2Jfe Steel Corporation
- Hot rolled high strength steel strip having high hole expansion ratio6 Oct 2026US 12,753,461 B2Tata Steel Ijmuiden B.V.
- Welded rail29 Sep 2026US 12,747,483 B2Nippon Steel Corporation
- A cold rolled martensitic steel and a method of martensitic steel thereof8 Oct 2026US 2026/0308706 A1
- Coated steel sheet, member, and methods for producing the same1 Oct 2026US 2026/0297713 A1Jfe Steel Corporation
- Steel sheet and plated steel sheet1 Oct 2026US 2026/0297714 A1Nippon Steel Corporation
- Steel sheet and manufacturing method thereof1 Oct 2026US 2026/0297715 A1Posco
- Work string tubing connection restoration24 Sep 2026US 2026/0284768 A1Postle Industries, Inc.
Most cited
By later US patents
- Coated hot- and cold-rolled steel sheet comprising a very high resistance after thermal treatment151US 6,296,805 B1Sollac · 2001
- Method of manufacturing nonmagnetic drilling string components59US 4,919,728 AVereinigte Edelstahlwerke Aktiengesellschaft (VEW) · 1990
- Austenitic, non-magnetic, stainless steel alloy57US 5,094,812 ACarpenter Technology Corporation · 1992
- Valve47US 4,754,950 AKabushiki Kaisha Toshiba · 1988
- Non-magnetic stainless steel surgical needle41US 5,730,732 AEthicon, Inc. · 1998