B22F 3/1143
Involving an oxidation, reduction or reaction step
Official title: {involving an oxidation, reduction or reaction step}
B22F3/1143 (Involving an oxidation, reduction or reaction step) appears on 81 US grants and 82 published applications in this corpus.
Search patents in B22F- Granted patents
- 81
- Published applications
- 82
- Assignees
- 77
- Inventors
- 223
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 3 | 6 |
| 2018 | 2 | 7 |
| 2019 | 6 | 8 |
| 2020 | 7 | 10 |
| 2021 | 5 | 10 |
| 2022 | 4 | 3 |
| 2023 | 5 | 7 |
| 2024 | 4 | 5 |
| 2025 | 8 | 5 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refractory alloyed iron-based redox active foams for iron-air batteries, fabricating methods and applications of same10 Feb 2026US 12,544,833 B2Northwestern University
- Methods for fabricating refractory complex concentrated alloys and composites containing such alloys, and bodies containing the same9 Dec 2025US 12,491,559 B2Purdue Research Foundation
- Method of making copper foam ball2 Dec 2025US 12,485,480 B2CellMo Materials Innovation, Inc.
- Metal foam supported catalyst and method for the production thereof30 Sep 2025US 12,427,508 B2Alantum Europe GmbH
- Method for manufacturing a multi-material part by additive manufacturing, using the technique of powder bed selective laser melting or selective laser sintering27 May 2025US 12,311,441 B2Centre National D'Etudes Spatiales
- Fabricating a 3D Porous Metal-Foam Electrode11 Jun 2026US 2026/0158548 A1CellMo Materials Innovation, Inc.
- Manufacturing a Copper Foam Ball19 Mar 2026US 2026/0077406 A1
- Method for manufacturing heat conduction structure26 Jun 2025US 2025/0205780 A1ASUSTeK COMPUTER INC.
- Method and system for manufacturing nanoporous structures on a substrate26 Jun 2025US 2025/0205785 A1Baker Hughes Oilfield Operations LLC
- Lightweight Metal Foam Electromagnetic Shield12 Jun 2025US 2025/0194065 A1
Most cited
By later US patents
- Porous nickel-titanium alloy article212US 5,986,169 ABiorthex Inc. · 1999
- Porous metal-containing materials, method of manufacture and products incorporating or made from the materials36US 6,410,160 B1Colorado School of Mines · 2002
- Process for forming porous metal-second phase composites27US 4,985,202 AMartin Marietta Corporation · 1991
- Method of forming shaped metal alloy parts from metal or compound particles of the metal alloy components and compositions24US 4,415,528 AWitec Cayman Patents, Ltd. · 1983
- Apparatus for preparing improved porous metal-hydride compacts21US 4,607,826 ATechnion Research & Development Foundation Limited · 1986