B01J 2523/00
Constitutive chemical elements of heterogeneous catalysts
B01J2523/00 (Constitutive chemical elements of heterogeneous catalysts) appears on 3,368 US grants and 3,521 published applications in this corpus.
Search patents in B01J- Granted patents
- 3,368
- Published applications
- 3,521
- Assignees
- 1,161
- Inventors
- 7,517
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 35 | 0 |
| 1978 | 35 | 0 |
| 1979 | 36 | 0 |
| 1980 | 24 | 0 |
| 1981 | 51 | 0 |
| 1982 | 45 | 0 |
| 1983 | 42 | 0 |
| 1984 | 31 | 0 |
| 1985 | 37 | 0 |
| 1986 | 17 | 0 |
| 1987 | 18 | 0 |
| 1988 | 22 | 0 |
| 1989 | 31 | 0 |
| 1990 | 17 | 0 |
| 1991 | 15 | 0 |
| 1992 | 30 | 0 |
| 1993 | 23 | 0 |
| 1994 | 15 | 0 |
| 1995 | 20 | 0 |
| 1996 | 28 | 0 |
| 1997 | 17 | 0 |
| 1998 | 24 | 0 |
| 1999 | 36 | 0 |
| 2000 | 55 | 0 |
| 2001 | 32 | 20 |
| 2002 | 63 | 70 |
| 2003 | 67 | 78 |
| 2004 | 61 | 105 |
| 2005 | 51 | 94 |
| 2006 | 63 | 104 |
| 2007 | 54 | 118 |
| 2008 | 60 | 109 |
| 2009 | 74 | 176 |
| 2010 | 93 | 164 |
| 2011 | 92 | 141 |
| 2012 | 99 | 115 |
| 2013 | 116 | 133 |
| 2014 | 115 | 155 |
| 2015 | 136 | 174 |
| 2016 | 147 | 214 |
| 2017 | 151 | 176 |
| 2018 | 148 | 206 |
| 2019 | 170 | 260 |
| 2020 | 176 | 201 |
| 2021 | 179 | 155 |
| 2022 | 134 | 153 |
| 2023 | 112 | 124 |
| 2024 | 104 | 120 |
| 2025 | 83 | 97 |
| 2026 | 51 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2523/80Constitutive chemical elements of heterogeneous catalysts: of group viii of the periodicIndexing code206
- B01J 2523/30Constitutive chemical elements of heterogeneous catalysts: of group iii of the periodicIndexing code170
- B01J 2523/60Constitutive chemical elements of heterogeneous catalysts: of group vi of the periodicIndexing code144
- B01J 2523/40Constitutive chemical elements of heterogeneous catalysts: of group iv of the periodicIndexing code139
- B01J 2523/20Constitutive chemical elements of heterogeneous catalysts: of group ii of the periodicIndexing code115
- B01J 2523/50Constitutive chemical elements of heterogeneous catalysts: of group v of the periodicIndexing code107
- B01J 2523/10Constitutive chemical elements of heterogeneous catalysts: of group i of the periodicIndexing code105
- B01J 2523/70Constitutive chemical elements of heterogeneous catalysts: of group vii of the periodicIndexing code49
Recent patents
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- Shaped metal oxides (perovskites) and process for preparation thereof8 Oct 2026US 2026/0307060 A1Council of Scientific and Industrial Research
- Systems, methods, and catalysts for syngas, chemical, and fuel production24 Sep 2026US 2026/0284639 A1Dimensional Energy, Inc.
- Feed purification in ethane odh process17 Sep 2026US 2026/0274772 A1NOVA Chemicals (International) S.A.
- Ammonia decomposition catalyst, honeycomb structure, and internal combustion engine10 Sep 2026US 2026/0264059 A1Murata Manufacturing Co., Ltd.
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Most cited
By later US patents
- Hydroprocessing using bulk Group VIII/Group VIB catalysts (HEN-9901)250US 6,162,350 AExxon Research & Engineering Co. · 2000
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Slurry hydroprocessing using bulk multimetallic catalysts185US 6,712,955 B1ExxonMobil Research and Engineering Company · 2004
- Hydroconversion process using bulk group VIII/Group VIB catalysts175US 6,620,313 B1ExxonMobil Research and Engineering Company · 2003