C07C 67/37
By reaction of ethers with carbon monoxide
Official title: by reaction of ethers with carbon monoxide
C07C67/37 (By reaction of ethers with carbon monoxide) appears on 138 US grants and 100 published applications in this corpus.
Search patents in C07C- Granted patents
- 138
- Published applications
- 100
- Assignees
- 46
- Inventors
- 223
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 6 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 3 |
| 2003 | 6 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 3 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 10 |
| 2011 | 1 | 5 |
| 2012 | 4 | 3 |
| 2013 | 9 | 1 |
| 2014 | 3 | 1 |
| 2015 | 2 | 11 |
| 2016 | 8 | 7 |
| 2017 | 8 | 9 |
| 2018 | 9 | 12 |
| 2019 | 11 | 3 |
| 2020 | 3 | 8 |
| 2021 | 8 | 4 |
| 2022 | 1 | 4 |
| 2023 | 3 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the same15 Apr 2025US 12,275,004 B2Hyundai Motor Company
- Method for producing methyl acetate by means of carbonylation of dimethyl ether10 Dec 2024US 12,162,831 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Molecular sieve catalyst, preparation method therefor, and application thereof16 Jul 2024US 12,036,538 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Reactor and method for reacting a gas and liquid reactants14 May 2024US 11,980,862 B2Novomer, Inc.
- Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the same26 Sep 2023US 11,767,285 B2Hyundai Motor Company
- Method for preparing methyl ester compound13 Feb 2025US 2025/0051257 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Improved reactor and method for reacting a gas and liquid reactants8 Feb 2024US 2024/0042408 A1Novomer, Inc.
- Process for production of acetic acid and acrylic acid from waste carbon containing materials with reduced carbon footprint21 Dec 2023US 2023/0406805 A1Enerkem, Inc.
- Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the same30 Nov 2023US 2023/0382843 A1Hyundai Motor Company
- Catalyst for carbonylation of dimethyl ether and method for preparing the same5 Jan 2023US 2023/0001394 A1Research & Business Foundation Sungkyunkwan University
Most cited
By later US patents
- Carbonylation of epoxides40US 5,310,948 AShell Oil Company · 1994
- Continuous carbonylation processes35US 10,221,150 B2Novomer, Inc. · 2019
- Carbonylation of epoxides35US 5,359,081 AShell Oil Company · 1994
- Carbonylation reaction and catalyst therefor31US 5,218,140 AUnion Carbide Chemicals & Plastics Technology Corporation · 1993
- Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether29US 4,556,644 AHoechst Aktiengesellschaft · 1985