B01J 23/688
With manganese, technetium or rhenium
Official title: {with manganese, technetium or rhenium}
B01J23/688 (With manganese, technetium or rhenium) appears on 207 US grants and 231 published applications in this corpus.
Search patents in B01J- Granted patents
- 207
- Published applications
- 231
- Assignees
- 97
- Inventors
- 462
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 2 |
| 2003 | 3 | 4 |
| 2004 | 2 | 11 |
| 2005 | 2 | 11 |
| 2006 | 2 | 12 |
| 2007 | 6 | 11 |
| 2008 | 3 | 9 |
| 2009 | 10 | 19 |
| 2010 | 6 | 12 |
| 2011 | 8 | 17 |
| 2012 | 3 | 13 |
| 2013 | 17 | 10 |
| 2014 | 13 | 20 |
| 2015 | 19 | 10 |
| 2016 | 13 | 8 |
| 2017 | 6 | 12 |
| 2018 | 7 | 6 |
| 2019 | 5 | 11 |
| 2020 | 9 | 6 |
| 2021 | 1 | 8 |
| 2022 | 4 | 0 |
| 2023 | 5 | 9 |
| 2024 | 2 | 6 |
| 2025 | 3 | 2 |
| 2026 | 6 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Methods for reducing small pores of catalyst carriers11 Sep 2025US 2025/0281920 A1Scientific Design Company, Inc.
- Thermodynamic-based methods for formation of promoted metal catalysts6 Mar 2025US 2025/0073691 A1University of South Carolina
- Epoxidation catalyst12 Dec 2024US 2024/0408585 A1BASF SE
- High purity tableted alpha-alumina catalyst support5 Sep 2024US 2024/0293802 A1BASF SE
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
- 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
- Ethylene oxide catalyst and process for preparing the catalyst163US 4,766,105 AShell Oil Company · 1988
- Ethylene oxide catalyst and process117US 5,380,697 AShell Oil Company · 1995