C07C 2523/85
Chromium, molybdenum or tungsten
C07C2523/85 (Chromium, molybdenum or tungsten) appears on 235 US grants and 238 published applications in this corpus.
Search patents in C07C- Granted patents
- 235
- Published applications
- 238
- Assignees
- 153
- Inventors
- 732
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 6 |
| 2006 | 1 | 2 |
| 2007 | 2 | 5 |
| 2008 | 4 | 3 |
| 2009 | 1 | 3 |
| 2010 | 2 | 9 |
| 2011 | 2 | 6 |
| 2012 | 3 | 5 |
| 2013 | 7 | 9 |
| 2014 | 7 | 20 |
| 2015 | 11 | 25 |
| 2016 | 9 | 18 |
| 2017 | 16 | 9 |
| 2018 | 15 | 17 |
| 2019 | 15 | 14 |
| 2020 | 13 | 13 |
| 2021 | 6 | 5 |
| 2022 | 5 | 18 |
| 2023 | 15 | 16 |
| 2024 | 10 | 14 |
| 2025 | 6 | 6 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Molybdenum-vanadium-iron- and/or molybdenum-vanadium-aluminium-based oxidative dehydrogenation catalyst materials18 Aug 2026US 12,708,893 B2NOVA Chemicals (International) S.A.
- Molybdenum-vanadium-iron- and/or molybdenum-vanadium-aluminium-based oxidative dehydrogenation catalyst materials18 Aug 2026US 12,708,894 B2NOVA Chemicals (International) S.A.
- Hydrocarbon synthesis catalyst, method for manufacturing same, and method for synthesizing hydrocarbons30 Jun 2026US 12,667,828 B2National University Corporation University of Toyama
- Process for formaldehyde manufacture3 Mar 2026US 12,565,465 B2Johnson Matthey Davy Technologies Limited
- Processes for producing an ether13 Jan 2026US 12,522,551 B2Dow Global Technologies LLC
- Hydrogenation catalyst and preparation method therefor and use thereof16 Jul 2026US 2026/0199890 A1China Petroleum & Chemical Corporation
- Biomass conversion to bio-jet over heterogeneous catalysts25 Jun 2026US 2026/0175204 A1ExxonMobil Technology and Engineering Company
- Steam Cracking a Hydrocarbon Feed Comprising Arsenic11 Jun 2026US 2026/0159768 A1
- Tantalum catalyst composition and method of using the same30 Apr 2026US 2026/0115700 A1Battelle Memorial Institute
- Even carbon number paraffin composition and method of manufacturing same30 Apr 2026US 2026/0116835 A1Reg Synthetic Fuels, LLC
Most cited
By later US patents
- Process for the preparation of middle distillates from syngas162US 4,594,468 AShell Oil Company · 1986
- Oxidative coupling of methane with carbon conservation102US 6,096,934 AUop LLC · 2000
- Process for the preparation of hydrocarbons90US 4,594,172 AShell Oil Company · 1986
- Semiconductor device for generating an electron beam and method of manufacturing same61US 4,303,930 AU. S. Philips Corporation · 1981
- Process for the manufacture of hydrocarbons61US 7,459,597 B2Neste Oil Oyj · 2008