C07C 5/333
Catalytic processes
C07C5/333 (Catalytic processes) appears on 989 US grants and 846 published applications in this corpus.
Search patents in C07C- Granted patents
- 989
- Published applications
- 846
- Assignees
- 347
- Inventors
- 1,982
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 20 | 0 |
| 1978 | 17 | 0 |
| 1979 | 22 | 0 |
| 1980 | 11 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 15 | 0 |
| 1984 | 16 | 0 |
| 1985 | 20 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 15 | 0 |
| 1989 | 14 | 0 |
| 1990 | 21 | 0 |
| 1991 | 10 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 15 | 0 |
| 1995 | 21 | 0 |
| 1996 | 15 | 0 |
| 1997 | 13 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 19 | 0 |
| 2001 | 18 | 2 |
| 2002 | 13 | 16 |
| 2003 | 9 | 13 |
| 2004 | 10 | 17 |
| 2005 | 7 | 17 |
| 2006 | 14 | 21 |
| 2007 | 11 | 21 |
| 2008 | 12 | 24 |
| 2009 | 16 | 23 |
| 2010 | 23 | 28 |
| 2011 | 10 | 29 |
| 2012 | 10 | 24 |
| 2013 | 18 | 32 |
| 2014 | 28 | 24 |
| 2015 | 25 | 47 |
| 2016 | 18 | 34 |
| 2017 | 33 | 48 |
| 2018 | 35 | 49 |
| 2019 | 48 | 57 |
| 2020 | 48 | 52 |
| 2021 | 45 | 70 |
| 2022 | 53 | 53 |
| 2023 | 47 | 38 |
| 2024 | 25 | 48 |
| 2025 | 25 | 27 |
| 2026 | 23 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ethane activation systems including a composite media and related reactor apparatuses22 Sep 2026US 12,741,274 B2Battelle Energy Alliance, LLC
- Producing ethylene by oxidatively dehydrogenating ethane15 Sep 2026US 12,735,372 B2Linde Aktiengesellschaft
- Process and apparatus for contacting feed and catalyst with improved fluid dynamics30 Jun 2026US 12,667,820 B2Uop LLC
- Reaction apparatus and production process for olefin production16 Jun 2026US 12,655,076 B2Sogang University Research & Business Development Foundation
- Processes for dehydrogenating alkanes and alkyl aromatic hydrocarbons9 Jun 2026US 12,649,704 B2ExxonMobil Chemical Patents Inc.
- Methods for making light olefins by dehydrogenation using catalysts that include manganese17 Sep 2026US 2026/0274771 A1Dow Global Technologies LLC
- Method for upgrading bio-based material and upgraded material10 Sep 2026US 2026/0265614 A1Neste Oyj
- Improved method for dehydrogenating hydrocarbons20 Aug 2026US 2026/0242310 A1Arkema France
- Catalyst Compositions and Processes for Making and Using Same13 Aug 2026US 2026/0233203 A1
- Chromium alumina catalysts for paraffin dehydrogenation30 Jul 2026US 2026/0216700 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
- Preparation of aluminosilicate zeolites93US 5,558,851 AChevron U.S.A.Inc. · 1996
- Method for producing 1-butene87US 7,485,761 B2BASF SE · 2009
- Preparation of butadiene86US 7,482,500 B2BASF SE · 2009
- Method for the production of butadiene and 1-butene81US 7,488,857 B2BASF SE · 2009