C07C 2523/18
Arsenic, antimony or bismuth
C07C2523/18 (Arsenic, antimony or bismuth) appears on 185 US grants and 107 published applications in this corpus.
Search patents in C07C- Granted patents
- 185
- Published applications
- 107
- Assignees
- 87
- Inventors
- 390
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 8 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 13 | 0 |
| 1986 | 11 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 2 |
| 2002 | 4 | 4 |
| 2003 | 7 | 5 |
| 2004 | 1 | 5 |
| 2005 | 0 | 3 |
| 2006 | 2 | 2 |
| 2007 | 4 | 2 |
| 2008 | 3 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 6 |
| 2011 | 1 | 6 |
| 2012 | 3 | 4 |
| 2013 | 6 | 5 |
| 2014 | 4 | 9 |
| 2015 | 2 | 13 |
| 2016 | 6 | 10 |
| 2017 | 5 | 1 |
| 2018 | 7 | 5 |
| 2019 | 5 | 4 |
| 2020 | 4 | 7 |
| 2021 | 2 | 5 |
| 2022 | 6 | 2 |
| 2023 | 4 | 3 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluidization enhancers for the oxidative dehydrogenation of hydrocarbons28 Oct 2025US 12,454,499 B2Dow Global Technologies LLC
- Method for preparing light olefin through catalytic syngas with high selectivity by heteroatom-doped zeolite4 Jun 2024US 11,999,671 B2Dalian Institute of Chemical Physics, Cas
- Chemical homogeneity and catalytic performance of mixed-metal oxide catalysts6 Feb 2024US 11,890,594 B2Uop LLC
- Oxidizing liquid media for chemical transformations14 Nov 2023US 11,814,348 B2Hyconix, Inc.
- Catalysts for petrochemical catalysis24 Oct 2023US 11,795,123 B2Lummus Technology Inc.
- Method for producing ethyl lactate15 May 2025US 2025/0154092 A1National Taiwan University
- Catalytic Conversion of bio-mass derivable aliphatic alcohols to valuable alkenes or oxygenates24 Oct 2024US 2024/0351009 A1
- Decarbonized Olefins Production using Process Intensification27 Jun 2024US 2024/0207821 A1Exelus, Inc.
- Iron-potassium-cerium-based composite oxide catalyst, and preparation and application thereof30 Nov 2023US 2023/0381751 A1China Petroleum & Chemical Corporation
- Chemical homogeneity and catalytic performance of mixed-metal oxide catalysts6 Jul 2023US 2023/0211319 A1Uop LLC
Most cited
By later US patents
- Boron-promoted reducible metal oxides and methods of their use89US 4,777,313 AAtlantic Richfield Company · 1988
- Catalyst87US 7,375,049 B2Johnson Matthey PLC · 2008
- Alkali promoted manganese oxide compositions containing silica and/or alkaline earth oxides83US 4,629,718 AAtlantic Richfield Company · 1986
- Methane conversion process81US 4,523,049 AAtlantic Richfield Company · 1985
- Process for upgrading light hydrocarbons using oxidative coupling and pyrolysis81US 5,012,028 AThe Standard Oil Company · 1991