C07C 2523/86
Chromium
C07C2523/86 (Chromium) appears on 65 US grants and 49 published applications in this corpus.
Search patents in C07C- Granted patents
- 65
- Published applications
- 49
- Assignees
- 56
- Inventors
- 207
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 3 | 4 |
| 2015 | 4 | 5 |
| 2016 | 2 | 3 |
| 2017 | 3 | 3 |
| 2018 | 4 | 3 |
| 2019 | 5 | 5 |
| 2020 | 2 | 2 |
| 2021 | 2 | 3 |
| 2022 | 0 | 4 |
| 2023 | 8 | 3 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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 the synthesis of 2,3,3,3-tetrafluoropropene19 Sep 2023US 11,760,707 B2
- Cuy/MMgOx interfacial catalyst for selective alkyne hydrogenation and its preparation method4 Jul 2023US 11,691,138 B2Beijing University of Chemical Technology
- Process for manufacture of 2,3-dichloro-1,1,1-trifluoropropane18 Apr 2023US 11,629,110 B2
- Catalyst for oxidative dehydrogenation reaction, and method for producing same4 Apr 2023US 11,618,012 B2LG Chem.Ltd.
- Tantalum catalyst composition and method of using the same30 Apr 2026US 2026/0115700 A1Battelle Memorial Institute
- Methods of using hydrogen to extend catalyst life for ethanol to butadiene conversions16 Apr 2026US 2026/0103434 A1Battelle Memorial Institute
- Chromium-on-alumina catalysts for hydrocarbon dehydrogenation19 Jun 2025US 2025/0196105 A1Clariant International Ltd.
- Method for producing paraxylene27 Feb 2025US 2025/0066268 A1Chiyoda Corporation
- Catalyst for methane synthesis and method of manufacturing the same2 May 2024US 2024/0139719 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Process for the preparation of middle distillates from syngas162US 4,594,468 AShell Oil Company · 1986
- 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
- Fuel gas production59US 4,021,370 ADavy Powergas GmbH · 1977
- Process for the preparation of middle distillates53US 4,385,193 AShell Oil Company · 1983