C07C 43/043
Dimethyl ether
Official title: {Dimethyl ether}
C07C43/043 (Dimethyl ether) appears on 24 US grants and 38 published applications in this corpus.
Search patents in C07C- Granted patents
- 24
- Published applications
- 38
- Assignees
- 29
- Inventors
- 118
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 7 |
| 2019 | 2 | 2 |
| 2020 | 1 | 6 |
| 2021 | 4 | 5 |
| 2022 | 4 | 2 |
| 2023 | 5 | 2 |
| 2024 | 2 | 3 |
| 2025 | 1 | 2 |
| 2026 | 0 | 3 |
By publication year. 2026 runs to 8 Oct.
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
- CO2 conversion device12 Nov 2024US 12,139,450 B2eSep Inc.
- Production of acetic acid through cryogenic separation of syngas24 Sep 2024US 12,098,122 B2Saudi Arabian Oil Company
- 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
- Process for dehydrating methanol to dimethyl ether product13 Jun 2023US 11,673,851 B2BP (China) Holdings Limited
- Process for producing c2-c4 olefins from methanol30 Jul 2026US 2026/0217626 A1BASF SE
- Offshore platform syngas conversion9 Jul 2026US 2026/0193542 A1BASF SE
- One-step process for producing dimethyl ether7 May 2026US 2026/0125336 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Thin-film forming composition including aluminum compound, method of forming thin film by using the thin-film forming composition, and method of manufacturing semiconductor device15 May 2025US 2025/0157809 A1Dnf Co., Ltd.
- A catalyst for the conversion of co2-rich syngas to methanol and conventional syngas to dimethyl ether6 Feb 2025US 2025/0041835 A1BASF SE
Most cited
By later US patents
- Synthesis of DME using a fluid pluralized bed reactor5US 8,791,165 B2Unitel Technologies, Inc. · 2014
- Ether blends via reactive distillation2US 10,221,118 B2Gas Technologies LLC · 2019
- Ether blends via reactive distillation2US 9,745,238 B2Gas Technologies LLC · 2017
- Vanadium oxide catalyst supported on CeO2—ZrO2 for dimethyl ether production via oxidative dehydration of methanol1US 10,124,320 B1King Abdulaziz University · 2018
- Catalytic gasification to produce methanol1US 10,464,872 B1Greatpoint Energy, Inc. · 2019