Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-11168625-B2 · Nov 9, 2021 · US
the substances being other than water or steam only
the substances being other than water or steam only · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02B47/04 |
| Official title | the substances being other than water or steam only |
| Display label | the substances being other than water or steam only |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 6 |
| 2017 | 12 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 14 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-2021254568-A1 · Aug 19, 2021 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-11053870-B2 · Jul 6, 2021 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-2021131367-A1 · May 6, 2021 · US
Zeolite-like metal-organic frameworks with ana topology
US-2020391180-A1 · Dec 17, 2020 · US
Gasoline particulate filters with high initial filtering efficiency and methods of making same
US-2020370452-A1 · Nov 26, 2020 · US
Fuel management system for variable ethanol octane enhancement of gasoline engines
US-2020300186-A1 · Sep 24, 2020 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-10781760-B2 · Sep 22, 2020 · US
Gasoline particulate filters with high initial filtering efficiency and methods of making same
US-10774708-B2 · Sep 15, 2020 · US
Zeolite-like metal-organic frameworks with ana topology
US-10759724-B2 · Sep 1, 2020 · US
Fuel Additive Mixture Providing Rapid Injector Clean-up in High Pressure Gasoline Engines
US-2020248089-A1 · Aug 6, 2020 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-2020224597-A1 · Jul 16, 2020 · US
Fuel management system for variable ethanol octane enhancement of gasoline engines
US-10711712-B2 · Jul 14, 2020 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-10619580-B2 · Apr 14, 2020 · US
Gasoline particulate filters with high initial filtering efficiency and methods of making same
US-2020072102-A1 · Mar 5, 2020 · US
Optimized fuel management system for direct injection ethanol enhancement of gasoline engines
US-2020056557-A1 · Feb 20, 2020 · US
Fuel upgrading and reforming with metal organic framework
US-2020038835-A1 · Feb 6, 2020 · US
Composition of additives and high-performance fuel comprising such a composition
US-10533144-B2 · Jan 14, 2020 · US
Fuel upgrading and reforming with metal organic framework
US-10486133-B2 · Nov 26, 2019 · US
Fuel management system for variable ethanol octane enhancement of gasoline engines
US-2019309697-A1 · Oct 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B47/04?
- CPC F02B47/04 is the Cooperative Patent Classification code for “the substances being other than water or steam only.”
- How many patents are filed under CPC F02B47/04 (the substances being other than water or steam only)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC F02B47/04 growing?
- Publication counts under this code: 9 in 2022 vs 4 in 2023 (latest complete years).