B01J 23/8906
Iron and noble metals
Official title: {Iron and noble metals}
B01J23/8906 (Iron and noble metals) appears on 286 US grants and 350 published applications in this corpus.
Search patents in B01J- Granted patents
- 286
- Published applications
- 350
- Assignees
- 263
- Inventors
- 1,057
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 4 | 9 |
| 2004 | 4 | 11 |
| 2005 | 3 | 10 |
| 2006 | 4 | 20 |
| 2007 | 5 | 11 |
| 2008 | 5 | 10 |
| 2009 | 9 | 14 |
| 2010 | 15 | 17 |
| 2011 | 3 | 12 |
| 2012 | 9 | 13 |
| 2013 | 13 | 18 |
| 2014 | 8 | 18 |
| 2015 | 16 | 27 |
| 2016 | 16 | 22 |
| 2017 | 18 | 21 |
| 2018 | 19 | 16 |
| 2019 | 14 | 23 |
| 2020 | 10 | 15 |
| 2021 | 10 | 11 |
| 2022 | 12 | 8 |
| 2023 | 7 | 16 |
| 2024 | 11 | 15 |
| 2025 | 6 | 5 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preparing water gas shift catalysts, catalysts and process for reducing carbon monoxide content1 Sep 2026US 12,722,148 B2Petroleo Brasileiro S.A. - Petrobras
- Alloy nanoparticles, method for forming the alloy nanoparticles, and alloy nanocatalyst comprising the alloy nanoparticles14 Jul 2026US 12,678,858 B2Institute for Basic Science
- Process and catalyst for oxidative esterification with mechanically strong and chemically resistant catalyst16 Jun 2026US 12,654,156 B2Dow Global Technologies LLC
- Method for reactivating a precious metal iron catalyst and performing a chemical reaction14 Apr 2026US 12,600,695 B2Dow Global Technologies LLC
- Catalyst and catalytic oxidation-deoxidation method for unsaturated hydrocarbon-containing gas16 Dec 2025US 12,496,573 B2China Petroleum & Chemical Corporation
- Heterogeneous catalyst composition and methods thereof17 Sep 2026US 2026/0273514 A1Copermic Catalysts, Inc.
- Catalyst material and its application25 Jun 2026US 2026/0175195 A1Chyi Ding Technologies Co., Ltd.
- Catalyst for thermally stable degradation of vocs, preparation method thereof and use thereof7 May 2026US 2026/0124580 A1Zhejiang Tianlan Environmental Protection Technology Co., Ltd.
- Iron containing ssz-42 molecular sieve catalyst for hydroprocessing5 Mar 2026US 2026/0061406 A1Chevron U.S.A.Inc.
- Hydrogenation of furfural to biofuel using a metal nanoparticle impregnated red mud catalyst11 Dec 2025US 2025/0376453 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Method for producing acetaldehyde from acetic acid128US 6,121,498 AEastman Chemical Company · 2000
- Bound cobalt nanowires for Fischer-Tropsch synthesis72US 8,399,527 B1Louisiana Tech University Research Foundation; a division of Louisiana Tech University Foundation, Inc. · 2013
- Thermally stable nanoparticles on supports67US 8,309,489 B2University of Central Florida Research Foundation, Inc. · 2012
- Method of manufacturing carbon nanostructure66US 7,785,558 B2Sumitomo Electric Industries, Ltd. · 2010
- Multicomponent nanoparticles formed using a dispersing agent64US 7,632,775 B2Headwaters Technology Innovation, LLC · 2009