C07C 5/3332
With metal oxides or metal sulfides
Official title: {with metal oxides or metal sulfides}
C07C5/3332 (With metal oxides or metal sulfides) appears on 296 US grants and 241 published applications in this corpus.
Search patents in C07C- Granted patents
- 296
- Published applications
- 241
- Assignees
- 154
- Inventors
- 729
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 7 | 0 |
| 1978 | 1 | 0 |
| 1979 | 8 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 14 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 3 |
| 2003 | 2 | 8 |
| 2004 | 3 | 9 |
| 2005 | 3 | 8 |
| 2006 | 5 | 10 |
| 2007 | 6 | 3 |
| 2008 | 2 | 10 |
| 2009 | 3 | 9 |
| 2010 | 8 | 9 |
| 2011 | 6 | 14 |
| 2012 | 6 | 6 |
| 2013 | 4 | 9 |
| 2014 | 8 | 7 |
| 2015 | 6 | 11 |
| 2016 | 2 | 8 |
| 2017 | 8 | 21 |
| 2018 | 9 | 11 |
| 2019 | 17 | 13 |
| 2020 | 9 | 12 |
| 2021 | 15 | 14 |
| 2022 | 8 | 6 |
| 2023 | 13 | 12 |
| 2024 | 2 | 10 |
| 2025 | 5 | 8 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and a system for enhancing the yield of light olefins2 Jun 2026US 12,643,839 B2Indian Oil Corporation Limited
- Pretreating metal oxide catalysts for alkane dehydrogenation24 Mar 2026US 12,583,807 B2The Regents of the University of California
- Hydrocarbons dehydrogenation catalyst (variants)17 Mar 2026US 12,576,390 B2Wolp Pte. Ltd.
- Method for producing propylene17 Mar 2026US 12,577,182 B2Sumitomo Checmical Company, Limited
- Process and system for preparing a target compound3 Mar 2026US 12,565,460 B2Clariant International Ltd.
- Chromium alumina catalysts for paraffin dehydrogenation30 Jul 2026US 2026/0216700 A1Sabic Global Technologies B.V.
- Catalyst for paraffin dehydrogenation23 Jul 2026US 2026/0208161 A1Sabic Global Technologies B.V.
- Catalyst for paraffin dehydrogenation23 Jul 2026US 2026/0208163 A1Sabic Global Technologies B.V.
- Alkane dehydrogenation catalyst23 Jul 2026US 2026/0208178 A1Sabic Global Technologies B.V.
- Chromium alumina catalysts for paraffin dehydrogenation23 Jul 2026US 2026/0209145 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Shaped particle having an asymmetrical cross sectional geometry109US 7,297,402 B2Shell Oil Company · 2007
- Dehydrogenation catalyst tablet and method for making same74US 4,139,497 AThe Dow Chemical Company · 1979
- Electrical insulating oil and oil-filled electrical appliances49US 4,543,207 ANippon Petrochemicals Company, Limited · 1985
- Dehydrogenation of dehydrogenatable hydrocarbons48US 4,435,607 AUop LLC · 1984
- Honeycomb catalyst and its preparation46US 4,711,930 ABASF SE · 1987