Method for producing purified chlorosilanes
US-12162763-B2 · Dec 10, 2024 · US
the substance being a gas
the substance being a gas · 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 | B01D3/343 |
| Official title | {the substance being a gas} |
| Display label | the substance being a gas |
| Total patents | 70 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and apparatus for extracting botanical oils
US-12064709-B2 · Aug 20, 2024 · US
Process for the separation of a product mixture
US-2024181370-A1 · Jun 6, 2024 · US
Process for the recovery of low-boiling point components from an ethanol stream
US-2024067994-A1 · Feb 29, 2024 · US
Removal of unwanted mineral oil hydrocarbons
US-2024034954-A1 · Feb 1, 2024 · US
Process for recovery of pyrolysis oil extraction solvent
US-2024010937-A1 · Jan 11, 2024 · US
Removal of unwanted mineral oil hydrocarbons
US-2023354857-A1 · Nov 9, 2023 · US
Removal of unwanted mineral oil hydrocarbons
US-2023348813-A1 · Nov 2, 2023 · US
Removal of unwanted mineral oil hydrocarbons
US-2023332070-A1 · Oct 19, 2023 · US
High pressure carbamate condenser
US-11766627-B2 · Sep 26, 2023 · US
Removal of unwanted mineral oil hydrocarbons
US-2023272302-A1 · Aug 31, 2023 · US
Method and apparatus for extracting botanical oils
US-2023226461-A1 · Jul 20, 2023 · US
Stripping device and stripping method
US-2022370930-A1 · Nov 24, 2022 · US
Hydrocracking process and device with reduction of polynuclear aromatic compounds
US-11459514-B2 · Oct 4, 2022 · US
Heat exchanger
US-2022249975-A1 · Aug 11, 2022 · US
Method and apparatus for extracting botanical oils
US-11406913-B2 · Aug 9, 2022 · US
Heat exchanger
US-11338221-B2 · May 24, 2022 · US
Method for Producing Refined Chlorosilane
US-2022073358-A1 · Mar 10, 2022 · US
Process for removing light components from an ethylene stream
US-11255604-B2 · Feb 22, 2022 · US
Fuel oxygen conversion unit with makeup gas from accessory gearbox
US-2021340936-A1 · Nov 4, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D3/343?
- CPC B01D3/343 is the Cooperative Patent Classification code for “the substance being a gas.”
- How many patents are filed under CPC B01D3/343 (the substance being a gas)?
- Our database includes 70 publications tagged with this CPC code.
- Is patent activity under CPC B01D3/343 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).