C21D 2241/00
Treatments in a special environment
C21D2241/00 (Treatments in a special environment) appears on 80 US grants and 99 published applications in this corpus.
Search patents in C21D- Granted patents
- 80
- Published applications
- 99
- Assignees
- 85
- Inventors
- 246
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 4 |
| 2003 | 3 | 4 |
| 2004 | 4 | 3 |
| 2005 | 2 | 1 |
| 2006 | 0 | 12 |
| 2007 | 1 | 0 |
| 2008 | 3 | 2 |
| 2009 | 3 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 3 | 9 |
| 2019 | 2 | 7 |
| 2020 | 6 | 9 |
| 2021 | 9 | 9 |
| 2022 | 1 | 7 |
| 2023 | 5 | 4 |
| 2024 | 4 | 4 |
| 2025 | 6 | 1 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Press hardening method21 Jul 2026US 12,686,926 B2ArcelorMittal
- High-strength steel sheet and method for manufacturing same7 Jul 2026US 12,674,221 B2Jfe Steel Corporation
- Nanocrystalline soft magnetic alloy with high magnetic induction and high frequency and preparation method thereof2 Jun 2026US 12,646,642 B2Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
- Zinc plated steel sheet having excellent surface quality and spot weldability, and manufacturing method therefor19 May 2026US 12,630,896 B2Posco
- Continuous annealing line, continuous hot-dip galvanizing line, and steel sheet production method10 Mar 2026US 12,571,068 B2Jfe Steel Corporation
- Non-oriented electrical steel plate with high magnetic induction and manufacturing method thereof8 Oct 2026US 2026/0308707 A1Baoshan Iron & Steel Co., Ltd.
- Hot stamping component and manufacturing method therefor27 Aug 2026US 2026/0249342 A1Hyundai Steel Company
- Method for obtaining a component made of a palladium-indium alloy having a good workability16 Jul 2026US 2026/0199947 A1
- New iron-based alloy structure23 Apr 2026US 2026/0110069 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Method of cooling sheet5 Feb 2026US 2026/0034583 A1Valls Besitz GmbH
Most cited
By later US patents
- Guidewire having braided wire over drawn tube construction109US 6,142,975 AAdvanced Cardiovascular Systems, Inc. · 2000
- Method for thermomechanical processing of ingot metallurgy near gamma titanium aluminides to refine grain size and optimize mechanical properties46US 5,442,847 ARockwell International Corporation · 1995
- Very high pressure apparatus for quenching13US 4,523,748 AR & D Associates · 1985
- Highly rigid composite material and process for its manufacture9US 5,462,808 ASumitomo Metal Industries, Ltd. · 1995
- Class of ductile iron, and process of forming same9US 5,522,949 AIndustrial Materials Technology, Inc. · 1996