B21C 9/00
Cooling, heating or lubricating drawing material
Official title: Cooling, heating or lubricating drawing material (B21C3/14 takes precedence)
B21C9/00 (Cooling, heating or lubricating drawing material) appears on 134 US grants and 125 published applications in this corpus.
Search patents in B21C- Granted patents
- 134
- Published applications
- 125
- Assignees
- 135
- Inventors
- 396
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 4 |
| 2003 | 1 | 4 |
| 2004 | 0 | 3 |
| 2005 | 2 | 6 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 4 | 1 |
| 2009 | 3 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 0 | 7 |
| 2013 | 2 | 3 |
| 2014 | 2 | 6 |
| 2015 | 3 | 15 |
| 2016 | 4 | 5 |
| 2017 | 5 | 7 |
| 2018 | 4 | 6 |
| 2019 | 8 | 8 |
| 2020 | 3 | 4 |
| 2021 | 5 | 8 |
| 2022 | 4 | 9 |
| 2023 | 4 | 5 |
| 2024 | 4 | 5 |
| 2025 | 4 | 4 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for modifying a linear substrate2 Dec 2025US 12,485,448 B2Southwire Company
- Tungsten wire and saw wire18 Nov 2025US 12,473,614 B2Panasonic Intellectual Property Management Co., Ltd.
- Metal wire15 Jul 2025US 12,359,288 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrically assisted forming process and device for high-strength metal alloy thin-walled pipe6 May 2025US 12,290,851 B2Central Iron and Steel Research Institute
- Device for modifying a linear substrate1 Oct 2024US 12,103,035 B2Southwire Company
- Extruded structural component for a motor vehicle and method for its manufacture10 Sep 2026US 2026/0265876 A1Benteler Automobiltechnik GmbH
- Method for forming a tube30 Apr 2026US 2026/0115792 A1MiRus LLC
- Stranded wire and robot9 Apr 2026US 2026/0100295 A1Panasonic Intellectual Property Management Co., Ltd.
- Method for forming a tube12 Mar 2026US 2026/0070124 A1MiRus LLC
- Tungsten wire and fiber product27 Nov 2025US 2025/0361656 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Method for manufacturing small diameter medical devices47US 6,647,755 B2OmniSonics Medical Technologies, Inc. · 2003
- Apparatus for drawing wire using a heated drawing die and cooling device24US 5,823,039 ANoge Electric Industries Co., Ltd. · 1998
- Method and device for coating and shaping strand-shaped metallic material by drawing17US 6,430,980 B1Ecoform Umformtechnik GmbH · 2002
- Wire-drawing lubricant and method of use14US 5,676,005 AH. C. Starck GmbH · 1997
- Apparatus and process for the fluid lubrication drawing of composite metal wires13US 4,270,373 A1981