C21D 9/525
For wire, for rods
Official title: {for wire, for rods (C21D9/54 takes precedence)}
C21D9/525 (For wire, for rods) appears on 281 US grants and 398 published applications in this corpus.
Search patents in C21D- Granted patents
- 281
- Published applications
- 398
- Assignees
- 210
- Inventors
- 953
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 4 |
| 2003 | 6 | 3 |
| 2004 | 3 | 4 |
| 2005 | 2 | 4 |
| 2006 | 2 | 4 |
| 2007 | 1 | 5 |
| 2008 | 2 | 4 |
| 2009 | 1 | 11 |
| 2010 | 1 | 4 |
| 2011 | 4 | 10 |
| 2012 | 3 | 9 |
| 2013 | 4 | 15 |
| 2014 | 4 | 14 |
| 2015 | 12 | 22 |
| 2016 | 9 | 24 |
| 2017 | 9 | 37 |
| 2018 | 18 | 30 |
| 2019 | 24 | 17 |
| 2020 | 17 | 18 |
| 2021 | 19 | 19 |
| 2022 | 7 | 27 |
| 2023 | 12 | 34 |
| 2024 | 14 | 36 |
| 2025 | 19 | 25 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a steel part and steel part6 Oct 2026US 12,753,462 B2ArcelorMittal
- Wire rod for 5000 MPa-grade diamond wire and production method therefor15 Sep 2026US 12,735,763 B2Institute of Research of Iron and Steel, Jiangsu Province/Sha-Steel, Co. Ltd (Cn)
- Non-heat treated wire rod having excellent drawability and impact toughness and method for manufacturing same30 Jun 2026US 12,668,853 B2Posco
- Process for smelting steel for ultrafine silicon carbide sawing wire9 Jun 2026US 12,649,958 B2Baoshan Iron & Steel Co., Ltd.
- Non-heat treated wire rod with excellent wire drawability and impact toughness and manufacturing method therefor26 May 2026US 12,637,747 B2Posco
- Low-coercivity wire rod and manufacturing method therefor24 Sep 2026US 2026/0286481 A1Baoshan Iron & Steel Co., Ltd.
- High-strength economical high-carbon steel wire rod and manufacturing method therefor17 Sep 2026US 2026/0275471 A1Baoshan Iron & Steel Co., Ltd.
- Non-heat treated wire rod with excellent wire drawability and impact toughness and manufacturing method therefor10 Sep 2026US 2026/0265891 A1Posco
- Steel wire rod for tirecord having excellent drawability, preparation method therefor, and tirecord prepared by using same13 Aug 2026US 2026/0234771 A1Hyundai Steel Company
- Non-quenched and tempered steel wire rod with improved machinability and impact toughness and method for manufacturing same6 Aug 2026US 2026/0226595 A1Posco
Most cited
By later US patents
- Color marks on catheter guide wire57US 4,951,686 AB. Braun-SSC AG · 1990
- High torsional ductility wire and methods of making the same43US 7,015,392 B1Accellent, Inc. · 2006
- Process for manufacturing pearlitic steel wire and product made thereby26US 4,759,806 ANV Bekaert SA · 1988
- Producing rolled steel products23US 4,016,009 ACentre de Recherches Metallurgiques-Centrum voor Research in de Metallurgie · 1977
- Tire having circumferential cables for anchoring the carcass23US 5,702,548 ASedepro · 1997