C07C 5/321
Catalytic processes
Official title: {Catalytic processes}
C07C5/321 (Catalytic processes) appears on 345 US grants and 209 published applications in this corpus.
Search patents in C07C- Granted patents
- 345
- Published applications
- 209
- Assignees
- 154
- Inventors
- 769
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 19 | 0 |
| 1979 | 16 | 0 |
| 1980 | 9 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 2 |
| 2002 | 6 | 5 |
| 2003 | 5 | 4 |
| 2004 | 4 | 5 |
| 2005 | 2 | 4 |
| 2006 | 3 | 3 |
| 2007 | 3 | 2 |
| 2008 | 1 | 3 |
| 2009 | 5 | 2 |
| 2010 | 4 | 6 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 10 |
| 2014 | 4 | 14 |
| 2015 | 6 | 5 |
| 2016 | 4 | 3 |
| 2017 | 7 | 2 |
| 2018 | 5 | 15 |
| 2019 | 4 | 17 |
| 2020 | 17 | 10 |
| 2021 | 15 | 20 |
| 2022 | 10 | 7 |
| 2023 | 8 | 9 |
| 2024 | 7 | 24 |
| 2025 | 10 | 21 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalyst compositions and processes for making and using same6 Oct 2026US 12,752,258 B2ExxonMobil Chemical Patents Inc.
- Systems and methods for producing olefins6 Oct 2026US 12,753,132 B2Dow Global Technologies LLC
- Method for manufacturing alpha-methylstyrene22 Sep 2026US 12,741,917 B2LG Chem.Ltd.
- Transition metal carbides for catalytic dehydrogenation of short alkanes4 Aug 2026US 12,698,246 B2Iowa State University Research Foundation, Inc.
- Supported metal catalyst with synergistic sites, a preparation method therefor and an application thereof28 Jul 2026US 12,691,442 B2Beijing University of Chemical Technology
- Catalysts suitable for making light olefins by dehydrogenation that include chromium24 Sep 2026US 2026/0284641 A1Dow Global Technologies LLC
- Spherical alumina and supported catalyst, and preparation methods and use thereof17 Sep 2026US 2026/0273511 A1Dalian University of Technology
- Composition for liquid organic hydrogen carrier comprising mixture of monobenzyltoluene isomers, and method for storing and releasing hydrogen by using same3 Sep 2026US 2026/0257911 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Improved method for dehydrogenating hydrocarbons20 Aug 2026US 2026/0242310 A1Arkema France
- Promoted mixed oxides for redox oxidative dehydrogenation of alkyl benzenes with customizable heat of reactions20 Aug 2026US 2026/0242311 A1
Most cited
By later US patents
- Shaped particle having an asymmetrical cross sectional geometry109US 7,297,402 B2Shell Oil Company · 2007
- Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon cracking reactions108US 5,599,510 AAmoco Corporation · 1997
- Preparation of aluminosilicate zeolites93US 5,558,851 AChevron U.S.A.Inc. · 1996
- Integrated process for producing olefins from methane-containing gas mixtures88US 5,430,219 AEniricerche S. p. A. · 1995
- Catalyst87US 7,375,049 B2Johnson Matthey PLC · 2008