C07C 2523/656
Manganese, technetium or rhenium
C07C2523/656 (Manganese, technetium or rhenium) appears on 56 US grants and 31 published applications in this corpus.
Search patents in C07C- Granted patents
- 56
- Published applications
- 31
- Assignees
- 33
- Inventors
- 134
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 12 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 5 | 3 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 3 | 0 |
| 2025 | 1 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system embodiments for converting ethanol to para-xylene and ortho-xylene1 Apr 2025US 12,264,116 B2Battelle Memorial Institute
- Method for preparing dehydrogenation catalyst for linear chain light hydrocarbons with high regeneration efficiency19 Nov 2024US 12,145,133 B2Heesung Catalysts Corporation
- Catalyst for dehydrogenation of light alkanes5 Nov 2024US 12,134,084 B2Purdue Research Foundation
- Process to produce ethylene and vinyl acetate monomer and derivatives thereof6 Feb 2024US 11,891,357 B2NOVA Chemicals (International) S.A.
- Method and system embodiments for converting ethanol to para-xylene and ortho-xylene26 Dec 2023US 11,851,384 B2Battelle Memorial Institute
- Methods for making light olefins by dehydrogenation using catalysts that include manganese17 Sep 2026US 2026/0274771 A1Dow Global Technologies LLC
- Systems and methods for producing a dimethylcyclooctane-based aviation fuel from isoprene30 Apr 2026US 2026/0117135 A1CleanJoule, Inc.
- Processes for converting unsaturated polyethylene to alkene products4 Dec 2025US 2025/0368586 A1Dow Global Technologies LLC
- Methods of making light olefins that include modifying catalysts4 Dec 2025US 2025/0368901 A1Dow Global Technologies LLC
- Processes for converting saturated polyethylene to alkene products17 Jul 2025US 2025/0230112 A1Dow Global Technologies LLC
Most cited
By later US patents
- Process for the preparation of supported metal catalysts30US 4,361,500 AMagyar Tudomanyos Akademia Kosponti Hivatala · 1982
- Ruthenium supported on manganese oxide as hydrocarbon synthesis catalysts in CO/H.sub.2 reactions25US 4,206,134 AExxon Research & Engineering Co. · 1980
- Hydrocarbon dehydrogenation with an attenuated superactive multimetallic catalytic composite for use therein25US 4,366,091 AUop LLC · 1982
- Catalysts and methods for reforming oxygenated compounds21US 8,231,857 B2Virent, Inc. · 2012
- Catalyst and process for the preparation of hydrocarbons19US 5,981,608 AShell Oil Company · 1999