B01J 23/656
Manganese, technetium or rhenium
B01J23/656 (Manganese, technetium or rhenium) appears on 639 US grants and 509 published applications in this corpus.
Search patents in B01J- Granted patents
- 639
- Published applications
- 509
- Assignees
- 295
- Inventors
- 1,502
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 23 | 0 |
| 1980 | 27 | 0 |
| 1981 | 23 | 0 |
| 1982 | 24 | 0 |
| 1983 | 5 | 0 |
| 1984 | 14 | 0 |
| 1985 | 15 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 4 |
| 2002 | 9 | 7 |
| 2003 | 8 | 20 |
| 2004 | 12 | 24 |
| 2005 | 7 | 29 |
| 2006 | 7 | 19 |
| 2007 | 12 | 33 |
| 2008 | 15 | 17 |
| 2009 | 26 | 21 |
| 2010 | 16 | 26 |
| 2011 | 22 | 26 |
| 2012 | 9 | 25 |
| 2013 | 31 | 27 |
| 2014 | 24 | 18 |
| 2015 | 21 | 21 |
| 2016 | 13 | 13 |
| 2017 | 17 | 23 |
| 2018 | 14 | 18 |
| 2019 | 14 | 23 |
| 2020 | 18 | 29 |
| 2021 | 21 | 20 |
| 2022 | 12 | 19 |
| 2023 | 8 | 15 |
| 2024 | 18 | 14 |
| 2025 | 13 | 8 |
| 2026 | 2 | 10 |
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
- Method for preparing single-atom, atomic cluster or single-molecular catalyst for oxidative coupling of methane using chemical vapor deposition10 Feb 2026US 12,544,749 B2Korea Institute of Energy Research
- Yttrium-doped catalyst support30 Dec 2025US 12,508,575 B2BASF Mobile Emissions Catalysts LLC
- Noble metal catalysts and processes for reforming of methane and other hydrocarbons14 Oct 2025US 12,441,613 B2Gti Energy
- Promoted mixed oxides for “low-temperature” methane partial oxidation in absence of gaseous oxidants23 Sep 2025US 12,420,266 B2North Carolina State University
- Methods for making light olefins by dehydrogenation using catalysts that include manganese17 Sep 2026US 2026/0274771 A1Dow Global Technologies LLC
- Palladium, platinum, and gold catalysts for reverse water-gas shift and integrated fischer-tropsch processes3 Sep 2026US 2026/0257205 A1BP (China) Holdings Limited
- Method for preparing aromatic hydrocarbon by coupling conversion of co2 and polyolefin6 Aug 2026US 2026/0225973 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Ammonia synthesis catalyst and ammonia synthesis method16 Jul 2026US 2026/0200745 A1Eneos Corporation
- A copper- and and manganese-containing catalyst for the treatment of an exhaust gas stream containing one or more of formaldehyde, nitrogen oxide (no), and hydrocarbons9 Jul 2026US 2026/0192251 A1
Most cited
By later US patents
- Aiming beam system for optical data reading device237US 5,296,689 ASpectra-Physics Scanning Systems, Inc. · 1994
- 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
- Method for catalytic hydrogenation on rhenium-containing active carbon carrier catalysts157US 6,906,228 B2BASF SE · 2005
- Catalyst compositions and the method of manufacturing them156US 4,171,288 AEngelhard Minerals & Chemicals Corporation · 1979