C07D 301/08
In the gaseous phase
Official title: in the gaseous phase
C07D301/08 (In the gaseous phase) appears on 600 US grants and 425 published applications in this corpus.
Search patents in C07D- Granted patents
- 600
- Published applications
- 425
- Assignees
- 156
- Inventors
- 940
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 10 | 0 |
| 1982 | 11 | 0 |
| 1983 | 14 | 0 |
| 1984 | 7 | 0 |
| 1985 | 9 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 15 | 0 |
| 1989 | 24 | 0 |
| 1990 | 12 | 0 |
| 1991 | 17 | 0 |
| 1992 | 13 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 11 | 0 |
| 1997 | 15 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 12 | 0 |
| 2001 | 14 | 2 |
| 2002 | 14 | 18 |
| 2003 | 14 | 25 |
| 2004 | 12 | 26 |
| 2005 | 8 | 20 |
| 2006 | 12 | 16 |
| 2007 | 11 | 27 |
| 2008 | 9 | 17 |
| 2009 | 21 | 29 |
| 2010 | 16 | 30 |
| 2011 | 13 | 28 |
| 2012 | 10 | 23 |
| 2013 | 27 | 18 |
| 2014 | 28 | 29 |
| 2015 | 33 | 13 |
| 2016 | 11 | 11 |
| 2017 | 10 | 12 |
| 2018 | 14 | 16 |
| 2019 | 8 | 13 |
| 2020 | 17 | 6 |
| 2021 | 4 | 10 |
| 2022 | 4 | 5 |
| 2023 | 5 | 13 |
| 2024 | 3 | 8 |
| 2025 | 7 | 5 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Production of porous alpha-alumina supports from boehmitic derived aluminas4 Aug 2026US 12,697,603 B2BASF SE
- Catalyst effective in the oxidative conversion of ethylene to ethylene oxide14 Jul 2026US 12,678,775 B2BASF SE
- Process for producing a porous alpha-alumina catalyst support16 Jun 2026US 12,654,152 B2BASF SE
- Process for the production of ethylene oxide7 Apr 2026US 12,595,240 B2Shell USA, Inc.
- Process for producing a silver-based epoxidation catalyst24 Feb 2026US 12,558,674 B2BASF SE
- A continuous process for preparing ethylene oxide1 Oct 2026US 2026/0297045 A1BASF SE
- Method and system for preparing alkylene oxide18 Jun 2026US 2026/0166506 A1China Petroleum & Chemical Corporation
- C-mannoside compounds useful for the treatment of urinary tract infections4 Jun 2026US 2026/0152519 A1Fimbrion Therapeutics, Inc.
- Process for reducing the overchloriding of high selectivity ethylene oxide catalysts during restarts19 Mar 2026US 2026/0078100 A1Dow Global Technologies LLC
- Highly selective catalyst composition for the oxidation of alkenes to epoxides29 Jan 2026US 2026/0027557 A1The Administrators of the Tulane Educational Fund
Most cited
By later US patents
- Ethylene oxide catalyst and process for preparing the catalyst169US 4,761,394 AShell Oil Company · 1988
- Alkylene oxide catalysts containing high silver content168US 5,187,140 AUnion Carbide Chemicals & Plastics Technology Corporation · 1993
- Ethylene oxide catalyst and process for preparing the catalyst163US 4,766,105 AShell Oil Company · 1988
- Catalyst composition for oxidation of ethylene to ethylene oxide152US 4,908,343 AUnion Carbide Chemicals and Plastics Company Inc. · 1990
- Catalyst composition for oxidation of ethylene to ethylene oxide124US 5,057,481 AUnion Carbide Chemicals & Plastics Technology Corporation · 1991