C21D 9/0025
Supports
Official title: {Supports; Baskets; Containers; Covers}
C21D9/0025 (Supports) appears on 152 US grants and 137 published applications in this corpus.
Search patents in C21D- Granted patents
- 152
- Published applications
- 137
- Assignees
- 141
- Inventors
- 408
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 3 |
| 2002 | 7 | 4 |
| 2003 | 5 | 5 |
| 2004 | 3 | 3 |
| 2005 | 3 | 5 |
| 2006 | 1 | 3 |
| 2007 | 2 | 3 |
| 2008 | 4 | 3 |
| 2009 | 0 | 4 |
| 2010 | 5 | 3 |
| 2011 | 3 | 1 |
| 2012 | 2 | 7 |
| 2013 | 3 | 3 |
| 2014 | 3 | 5 |
| 2015 | 3 | 12 |
| 2016 | 2 | 5 |
| 2017 | 3 | 4 |
| 2018 | 7 | 8 |
| 2019 | 5 | 7 |
| 2020 | 11 | 2 |
| 2021 | 2 | 5 |
| 2022 | 3 | 10 |
| 2023 | 5 | 13 |
| 2024 | 5 | 7 |
| 2025 | 9 | 8 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Workpiece holding device6 Oct 2026US 12,753,453 B2Aktiebolaget Skf
- Volume heat treatment method and related system4 Aug 2026US 12,698,541 B2Laser Engineering Applications
- Method of manufacturing press-formed product, apparatus for transporting heated workpiece, and hot-press manufacturing line17 Mar 2026US 12,576,443 B2Nippon Steel Corporation
- Method for heat treating an object27 Jan 2026US 12,533,727 B2Vacuumschmelze GmbH & Co.KG
- Intermediate heating station with support projections on lower mask7 Oct 2025US 12,435,386 B2Automation, Press and Tooling, AP & T AB
- Laser hardening installation for laser hardening a bearing component3 Sep 2026US 2026/0257300 A1
- Quenching apparatus30 Jul 2026US 2026/0218327 A1Aisin Corporation
- Vacuum carburizing furnace and vacuum carburizing treatment method21 May 2026US 2026/0139353 A1Dowa Thermotech Co., Ltd.
- Support unit for a carrier plate for the construction of a tiered rack, tiered unit with support units of this type and tiered rack for the heat treatment of workpieces9 Apr 2026US 2026/0098684 A1
- Traverse hardening device23 Oct 2025US 2025/0327144 A1Nippon Steel Corporation
Most cited
By later US patents
- Aluminum coil annealing tray support pad71US 5,383,651 APyrotek, Inc. · 1995
- Oven for partial heat treatment of tools28US 5,052,923 AIpsen Industries International Gesellschaft mit beschrankter Haftung · 1991
- Method of heat assisted sheet metal forming in 360 degree shapes28US 5,419,791 A1995
- Heat treatment fixture19US 4,427,379 A1984
- Temperature resistant, structurally stable member17US 4,227,874 ARolock, Inc. · 1980