C07C 2523/652
Chromium, molybdenum or tungsten
C07C2523/652 (Chromium, molybdenum or tungsten) appears on 41 US grants and 55 published applications in this corpus.
Search patents in C07C- Granted patents
- 41
- Published applications
- 55
- Assignees
- 42
- Inventors
- 168
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 3 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 3 |
| 2011 | 3 | 2 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 6 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 5 |
| 2021 | 4 | 1 |
| 2022 | 3 | 2 |
| 2023 | 0 | 6 |
| 2024 | 1 | 3 |
| 2025 | 2 | 2 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for producing renewable mono-methyl alkylbenzene products9 Jun 2026US 12,649,702 B2Uop LLC
- Hydrocarbon production system, and production method and operation method thereof19 May 2026US 12,630,488 B2Osaka Gas Co., Ltd.
- Electrolysis cell unit, electrolysis cell device, hydrocarbon production system, and production method and use method of electrolysis cell unit20 Jan 2026US 12,529,151 B2Osaka Gas Co., Ltd.
- Processes for producing an ether13 Jan 2026US 12,522,551 B2Dow Global Technologies LLC
- Process and system for producing a product hydrocarbon28 Oct 2025US 12,454,500 B2Linde Aktiengesellschaft
- Process for producing renewable mono-methyl alkylbenzene products17 Sep 2026US 2026/0274769 A1Uop LLC
- Dehydration catalysts for acrolein production from glycerol and methods for forming the same18 Jun 2026US 2026/0166525 A1Trillium Renewable Chemicals
- Dehydration catalysts for acrolein production from glycerol and methods for forming the same28 May 2026US 2026/0145162 A1Trillium Renewable Chemicals
- Methods for making light olefins by dehydrogenation using catalysts that include chromium18 Dec 2025US 2025/0382246 A1Dow Global Technologies LLC
- Methods of making light olefins that include modifying catalysts4 Dec 2025US 2025/0368901 A1Dow Global Technologies LLC
Most cited
By later US patents
- Catalyst direct conversion of methane to ethane and ethylene70US 7,902,113 B2Research Institute of Petroleum Industry (RIPI) · 2011
- Solid acid catalyst and method of using same34US 7,304,199 B2ABB Lummus Global Inc. · 2007
- Process for producing ethylene via oxidative dehydrogenation (ODH) of ethane26US 8,519,210 B2Lummus Technology Inc. · 2013
- Catalytic oxidative dehydrogenation, and microchannel reactors for catalytic oxidative dehydrogenation9US 7,402,719 B2Velocys, Inc. · 2008
- Hydrocarbon conversion with an acidic trimetallic catalytic composite7US 4,048,099 AUop LLC · 1977