B01J 23/66
Silver or gold
B01J23/66 (Silver or gold) appears on 890 US grants and 758 published applications in this corpus.
Search patents in B01J- Granted patents
- 890
- Published applications
- 758
- Assignees
- 397
- Inventors
- 2,007
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 13 | 0 |
| 1978 | 20 | 0 |
| 1979 | 6 | 0 |
| 1980 | 15 | 0 |
| 1981 | 16 | 0 |
| 1982 | 17 | 0 |
| 1983 | 23 | 0 |
| 1984 | 13 | 0 |
| 1985 | 13 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 8 | 0 |
| 1991 | 17 | 0 |
| 1992 | 14 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 15 | 0 |
| 1997 | 24 | 0 |
| 1998 | 20 | 0 |
| 1999 | 19 | 0 |
| 2000 | 18 | 0 |
| 2001 | 11 | 5 |
| 2002 | 19 | 21 |
| 2003 | 18 | 27 |
| 2004 | 19 | 33 |
| 2005 | 13 | 32 |
| 2006 | 13 | 30 |
| 2007 | 17 | 34 |
| 2008 | 11 | 31 |
| 2009 | 24 | 44 |
| 2010 | 22 | 55 |
| 2011 | 21 | 39 |
| 2012 | 17 | 38 |
| 2013 | 40 | 39 |
| 2014 | 32 | 59 |
| 2015 | 48 | 44 |
| 2016 | 39 | 33 |
| 2017 | 33 | 29 |
| 2018 | 20 | 28 |
| 2019 | 26 | 23 |
| 2020 | 21 | 23 |
| 2021 | 8 | 15 |
| 2022 | 18 | 10 |
| 2023 | 13 | 23 |
| 2024 | 12 | 21 |
| 2025 | 8 | 9 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalyst effective in the oxidative conversion of ethylene to ethylene oxide14 Jul 2026US 12,678,775 B2BASF SE
- Process for producing a porous alpha-alumina catalyst support16 Jun 2026US 12,654,152 B2BASF SE
- Process and catalyst for oxidative esterification with mechanically strong and chemically resistant catalyst16 Jun 2026US 12,654,156 B2Dow Global Technologies LLC
- Method for preparing a silver impregnation solution19 May 2026US 12,629,664 B2BASF SE
- Process for the production of ethylene oxide7 Apr 2026US 12,595,240 B2Shell USA, Inc.
- Palladium, platinum, and gold catalysts for reverse water-gas shift and integrated fischer-tropsch processes3 Sep 2026US 2026/0257205 A1BP (China) Holdings Limited
- Catalyst composition, exhaust gas treatment method using the same, and exhaust gas treatment system including the same13 Aug 2026US 2026/0233206 A1Gwangju Institute of Science and Technology
- Supported palladium catalyst, and preparation and use thereof13 Aug 2026US 2026/0233207 A1China Petroleum & Chemical Corporation
- Method and catalyst for producing ammonia23 Jul 2026US 2026/0208162 A1
- Artificial Photosynthesis Device and a Process for Production of C1/C2 Compounds23 Jul 2026US 2026/0208176 A1Council of Scientific and Industrial Research
Most cited
By later US patents
- Titania-alumina supported palladium catalyst316US 8,507,720 B2Lyondell Chemical Technology, L,P. · 2013
- 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
- Catalyzed hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters184US 4,985,572 ABP Chemicals Limited · 1991
- Ethylene oxide catalyst and process for preparing the catalyst169US 4,761,394 AShell Oil Company · 1988
- Alkylene oxide catalysts containing high silver content168US 5,187,140 AUnion Carbide Chemicals & Plastics Technology Corporation · 1993