B01J 23/89
Combined with noble metals
Official title: combined with noble metals
B01J23/89 (Combined with noble metals) appears on 2,422 US grants and 2,292 published applications in this corpus.
Search patents in B01J- Granted patents
- 2,422
- Published applications
- 2,292
- Assignees
- 1,089
- Inventors
- 5,967
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 43 | 0 |
| 1977 | 66 | 0 |
| 1978 | 63 | 0 |
| 1979 | 41 | 0 |
| 1980 | 48 | 0 |
| 1981 | 40 | 0 |
| 1982 | 29 | 0 |
| 1983 | 38 | 0 |
| 1984 | 37 | 0 |
| 1985 | 25 | 0 |
| 1986 | 19 | 0 |
| 1987 | 33 | 0 |
| 1988 | 21 | 0 |
| 1989 | 25 | 0 |
| 1990 | 26 | 0 |
| 1991 | 30 | 0 |
| 1992 | 20 | 0 |
| 1993 | 24 | 0 |
| 1994 | 19 | 0 |
| 1995 | 15 | 0 |
| 1996 | 20 | 0 |
| 1997 | 28 | 0 |
| 1998 | 27 | 0 |
| 1999 | 37 | 0 |
| 2000 | 33 | 0 |
| 2001 | 28 | 17 |
| 2002 | 37 | 63 |
| 2003 | 38 | 75 |
| 2004 | 45 | 89 |
| 2005 | 37 | 79 |
| 2006 | 44 | 78 |
| 2007 | 41 | 93 |
| 2008 | 65 | 94 |
| 2009 | 52 | 107 |
| 2010 | 81 | 110 |
| 2011 | 64 | 108 |
| 2012 | 54 | 99 |
| 2013 | 74 | 130 |
| 2014 | 93 | 114 |
| 2015 | 114 | 129 |
| 2016 | 119 | 119 |
| 2017 | 87 | 93 |
| 2018 | 78 | 103 |
| 2019 | 80 | 77 |
| 2020 | 81 | 95 |
| 2021 | 45 | 67 |
| 2022 | 49 | 77 |
| 2023 | 70 | 77 |
| 2024 | 57 | 83 |
| 2025 | 53 | 68 |
| 2026 | 29 | 48 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrogenation catalysts and method for benzoic acid hydrogenation reaction29 Sep 2026US 12,746,534 B2Hunan Changlian New Material Technology Co., Ltd.
- Method for preparing acetic acid by catalyst22 Sep 2026US 12,741,922 B2Taiyuan University of Technology
- Flower-like ferrocerium composite material supported with platinum and its preparation method and application in low-temperature thermocatalytic treatment of toluene15 Sep 2026US 12,734,510 B2Soochow University
- Preparation method of trans-1,1,1,4,4,4-hexafluoro-2-butene15 Sep 2026US 12,735,374 B2Electric Power Research Institute of Guangdong Power Grid Co., Ltd.
- 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
- Dielectric mie resonator cupric/cuprous-oxide based photocatalysts for suzuki coupling reaction8 Oct 2026US 2026/0307062 A1
- Process for preparing 2,3-unsaturated alcohols8 Oct 2026US 2026/0308092 A1BASF SE
- Process for the preparation of polyisobutene from olefins from isobutanol obtained from mixed guerbet reaction of ethanol and methanol8 Oct 2026US 2026/0308287 A1BASF SE
- Sulphur tolerant noble metal catalyst for aromatic hydrogenation and producing dearomatized solvent24 Sep 2026US 2026/0284644 A1Hindustan Petroleum Corporation Limited
- Heterogeneous catalyst composition and methods thereof17 Sep 2026US 2026/0273514 A1Copermic Catalysts, Inc.
Most cited
By later US patents
- Platinum group metal alloy catalysts for hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters247US 5,149,680 AThe British Petroleum Company p.l.c. · 1992
- Carbon fibers formed from single-wall carbon nanotubes204US 6,683,783 B1William Marsh Rice University · 2004
- Catalyzed hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters184US 4,985,572 ABP Chemicals Limited · 1991
- System and method for networked loyalty program176US 7,398,225 B2American Express Travel Related Services Company, Inc. · 2008
- Catalysts for hydrogenation of carboxylic acid168US 6,495,730 B1Asahi Kasei Kabushiki Kaisha · 2002