B01J 23/02
Catalysts comprising metals or metal oxides or hydroxides, not provided for in
Official title: of the alkali- or alkaline earth metals or beryllium
B01J23/02 (Catalysts comprising metals or metal oxides or hydroxides, not provided for in) appears on 1,148 US grants and 1,144 published applications in this corpus.
Search patents in B01J- Granted patents
- 1,148
- Published applications
- 1,144
- Assignees
- 711
- Inventors
- 3,418
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 12 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 10 | 0 |
| 1983 | 7 | 0 |
| 1984 | 12 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 12 | 0 |
| 1988 | 13 | 0 |
| 1989 | 12 | 0 |
| 1990 | 21 | 0 |
| 1991 | 24 | 0 |
| 1992 | 32 | 0 |
| 1993 | 14 | 0 |
| 1994 | 14 | 0 |
| 1995 | 15 | 0 |
| 1996 | 8 | 0 |
| 1997 | 17 | 0 |
| 1998 | 16 | 0 |
| 1999 | 12 | 0 |
| 2000 | 15 | 0 |
| 2001 | 13 | 7 |
| 2002 | 14 | 16 |
| 2003 | 13 | 22 |
| 2004 | 13 | 27 |
| 2005 | 15 | 22 |
| 2006 | 21 | 40 |
| 2007 | 20 | 25 |
| 2008 | 14 | 18 |
| 2009 | 10 | 44 |
| 2010 | 21 | 37 |
| 2011 | 27 | 38 |
| 2012 | 12 | 36 |
| 2013 | 39 | 43 |
| 2014 | 37 | 49 |
| 2015 | 42 | 60 |
| 2016 | 46 | 54 |
| 2017 | 48 | 48 |
| 2018 | 43 | 64 |
| 2019 | 46 | 65 |
| 2020 | 51 | 61 |
| 2021 | 42 | 77 |
| 2022 | 47 | 69 |
| 2023 | 51 | 73 |
| 2024 | 43 | 61 |
| 2025 | 61 | 54 |
| 2026 | 47 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalyst compositions and processes for making and using same6 Oct 2026US 12,752,258 B2ExxonMobil Chemical Patents Inc.
- Repurposing fluidized catalytic cracking (FCC) systems to generate renewable fuel intermediate compositions6 Oct 2026US 12,753,350 B2Chevron U.S.A.Inc.
- Heterogeneous catalyst for transesterification and method of preparing same6 Oct 2026US RE51,051 E1Crystaphase Products, Inc.
- Layered tri-metallic catalytic article and method of manufacturing the catalytic article29 Sep 2026US 12,746,532 B2BASF Mobile Emissions Catalysts LLC
- Catalyst compositions and processes for making and using same29 Sep 2026US 12,747,399 B2ExxonMobil Chemical Patents Inc.
- Reactor system and method thereof for degassing sulfur1 Oct 2026US 2026/0296887 A1Fluor Technologies Corporation
- Carbon Nanotube Catalyst Preconditioning24 Sep 2026US 2026/0285685 A1Chasm Advanced Materials, Inc.MA
- Extrusion molded catalyst for ortho-alkylation reaction and preparation method thereof10 Sep 2026US 2026/0264053 A1Hanwha Solutions Corporation
- Reverse water gas shift catalysts comprising an alkali metal and alumina27 Aug 2026US 2026/0250138 A1Saudi Arabian Oil Company
- Method for manufacturing combustion aid for addition before fossil fuel combustion and desulfurization catalyst27 Aug 2026US 2026/0250590 A1
Most cited
By later US patents
- Synthesis of nanometer-sized particles by reverse micelle mediated techniques178US 6,413,489 B1Massachusetts Institute of Technology · 2002
- Direct and selective production of ethanol from acetic acid utilizing a platinum/tin catalyst166US 7,863,489 B2Celanese International Corporation · 2011
- Cyclic catalytic upgrading of chemical species using metal oxide materials94US 8,435,920 B2Eltron Research & Development, Inc. · 2013
- Shaped hydrogenation catalyst and processes for their preparation and use93US 6,049,008 AEngelhard Corporation · 2000
- Recovery of alkali metal catalyst constituents with sulfurous acid90US 4,334,893 AExxon Research & Engineering Co. · 1982