C21D 8/0268
Between cold rolling steps
Official title: {between cold rolling steps}
C21D8/0268 (Between cold rolling steps) appears on 93 US grants and 134 published applications in this corpus.
Search patents in C21D- Granted patents
- 93
- Published applications
- 134
- Assignees
- 51
- Inventors
- 391
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 4 |
| 2003 | 3 | 5 |
| 2004 | 4 | 4 |
| 2005 | 2 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 4 |
| 2014 | 1 | 1 |
| 2015 | 0 | 8 |
| 2016 | 3 | 3 |
| 2017 | 3 | 8 |
| 2018 | 1 | 5 |
| 2019 | 4 | 17 |
| 2020 | 8 | 5 |
| 2021 | 4 | 11 |
| 2022 | 11 | 9 |
| 2023 | 3 | 7 |
| 2024 | 9 | 15 |
| 2025 | 7 | 9 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon-doped alloy steel with super room-temperature ductility and its preparation process15 Sep 2026US 12,735,776 B2City University of Hong Kong
- TWIP steel sheet having an austenitic matrix8 Sep 2026US 12,729,409 B2ArcelorMittal
- High strength steel sheet having excellent workability and method for manufacturing same25 Aug 2026US 12,716,110 B2Posco
- Austenite stainless steel sheet, method for producing same, and sheet spring4 Aug 2026US 12,698,551 B2Nippon Steel Stainless Steel Corporation
- Hot-dip galvanized steel sheet and method for producing same, and member26 May 2026US 12,637,744 B2Jfe Steel Corporation
- Grain-oriented electrical steel sheet and wound iron core10 Sep 2026US 2026/0265881 A1Jfe Steel Corporation
- Steel sheet, member, and methods for producing the same20 Aug 2026US 2026/0242907 A1Jfe Steel Corporation
- Bending member and austenitic stainless steel foil20 Aug 2026US 2026/0242911 A1Nippon Steel Chemical & Material Co., Ltd.
- Ferritic stainless steel with improved formability and manufacturing method therefor23 Jul 2026US 2026/0209911 A1Posco
- Ferritic stainless steel sheet and associated production method16 Jul 2026US 2026/0201529 A1Aperam
Most cited
By later US patents
- High tensile cold-rolled steel sheet having excellent strain aging hardening properties23US 6,702,904 B2Jfe Steel Corporation · 2004
- Metallurgical method for processing nickel- and iron-based superalloys18US 6,129,795 AIntegran Technologies Inc. · 2000
- Process and apparatus for improving cold rollability and/or strip annealability of metals and metal alloys16US 4,405,386 AOlin Corporation · 1983
- Method of making CG iron16US 4,596,606 AFord Motor Company · 1986
- Methods of manufacturing steel tubes for drilling rods with improved mechanical properties, and rods made by the same15US 9,340,847 B2Tenaris Connections Limited · 2016