B01J 23/868
Copper and chromium
Official title: {copper and chromium}
B01J23/868 (Copper and chromium) appears on 200 US grants and 128 published applications in this corpus.
Search patents in B01J- Granted patents
- 200
- Published applications
- 128
- Assignees
- 150
- Inventors
- 617
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 11 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 10 |
| 2003 | 1 | 4 |
| 2004 | 4 | 6 |
| 2005 | 3 | 2 |
| 2006 | 4 | 2 |
| 2007 | 2 | 3 |
| 2008 | 2 | 7 |
| 2009 | 4 | 10 |
| 2010 | 10 | 9 |
| 2011 | 2 | 13 |
| 2012 | 2 | 4 |
| 2013 | 4 | 8 |
| 2014 | 10 | 4 |
| 2015 | 6 | 7 |
| 2016 | 4 | 5 |
| 2017 | 4 | 2 |
| 2018 | 6 | 4 |
| 2019 | 3 | 3 |
| 2020 | 4 | 2 |
| 2021 | 2 | 6 |
| 2022 | 2 | 4 |
| 2023 | 5 | 2 |
| 2024 | 2 | 3 |
| 2025 | 2 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing fluoroethylene7 Jul 2026US 12,673,908 B2Daikin Industries, Ltd.
- Method for producing para-xylene5 May 2026US 12,617,739 B2Chiyoda Corporation
- Process for producing 1-(4-isobutylphenyl)ethanol by hydrogenation of 1-(4-isobutyl-phenyl)ethanone in the presence of a catalyst composition comprising copper5 Aug 2025US 12,378,174 B2BASF SE
- Process for the activation of oxidised catalysts1 Apr 2025US 12,263,473 B2Johnson Matthey Davy Technologies Limited
- Processes to create multiple value streams from biomass sources12 Nov 2024US 12,139,451 B2Intercontinental Great Brands LLC
- Nanocrystalline composite catalyst for alkane dehydrogenation and process for preparation thereof30 Jul 2026US 2026/0216716 A1Indian Oil Corporation Limited
- Tantalum catalyst composition and method of using the same30 Apr 2026US 2026/0115700 A1Battelle Memorial Institute
- Methods of using hydrogen to extend catalyst life for ethanol to butadiene conversions16 Apr 2026US 2026/0103434 A1Battelle Memorial Institute
- Copper chromium oxide spinel, resin composition of same, resin molded article, and method for producing copper chromium oxide spinel2 Oct 2025US 2025/0304763 A1DIC Corporation
- Selective hydrogenation copper-based catalyst with excellent thermal stability and its preparation method28 Aug 2025US 2025/0269357 A1Beijing University of Chemical Technology
Most cited
By later US patents
- Palladium-copper chromite hydrogenation catalysts93US 7,538,060 B2Eastman Chemical Company · 2009
- Preparation of furfuryl alcohol from furfural92US 4,302,397 AAshland Oil, Inc. · 1981
- Process for manufacturing alcohols, particularly linear saturated primary alcohols, from synthesis gas59US 4,122,110 AInstitut Francais du Petrole · 1978
- Hydrotalcite-like materials having a sheet-like morphology and process for production thereof55US 5,399,329 AAristech Chemical Corporation · 1995
- Process for preparing catalyst with copper or zinc and with chromium, molybdenum, tungsten, or vanadium, and product thereof48US 5,134,108 AEngelhard Corporation · 1992