Method and apparatus to enhance fractional efficiency of diesel and gasoline particulate filters
US-11753975-B2 · Sep 12, 2023 · US
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comprising a vaporizing unit
comprising a vaporizing unit · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D35/185 |
| Official title | {comprising a vaporizing unit} |
| Display label | comprising a vaporizing unit |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and Apparatus to Enhance Fractional Efficiency of Diesel and Gasoline Particulate Filters
US-2023160326-A1 · May 25, 2023 · US
Method and apparatus to enhance fractional efficiency of diesel and gasoline particulate filters
US-11519310-B2 · Dec 6, 2022 · US
Method and apparatus to enhance fractional efficiency of diesel and gasoline particulate filters
US-2022178285-A1 · Jun 9, 2022 · US
Liquid purifier and control method thereof
US-10962282-B2 · Mar 30, 2021 · US
Water purifier and control method thereof
US-2019346201-A1 · Nov 14, 2019 · US
Water purifier and control method thereof
US-10408533-B2 · Sep 10, 2019 · US
Water purifier and control method thereof
US-2017153056-A1 · Jun 1, 2017 · US
Device for a fuel filter system
US-9005438-B2 · Apr 14, 2015 · US