Process for separation of hydrogen and oxygen
US-2018346329-A1 · Dec 6, 2018 · US
Removing components of defined structure
Removing components of defined structure · 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 | B01D53/46 |
| Official title | Removing components of defined structure |
| Display label | Removing components of defined structure |
| Total patents | 152 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 14 |
| 2017 | 25 |
| 2018 | 15 |
| 2019 | 19 |
| 2020 | 14 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 13 |
| 2024 | 14 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Anneal chamber with getter
US-2018345215-A1 · Dec 6, 2018 · US
Processing materials
US-2018339270-A1 · Nov 29, 2018 · US
Array for processing materials
US-10105652-B2 · Oct 23, 2018 · US
Fuel tank inerting system
US-2018229853-A1 · Aug 16, 2018 · US
Upgrading process streams
US-2018193801-A1 · Jul 12, 2018 · US
Process for treating a gas contaminated by metals or organics compounds using a calcium-phosphate reactant comprising apatite
US-2018169573-A1 · Jun 21, 2018 · US
Upgrading process streams
US-9925496-B2 · Mar 27, 2018 · US
Method and arrangement for removing gaseous elementary mercury from a stream of gas
US-9884287-B2 · Feb 6, 2018 · US
System and method for increasing the service life and/or catalytic activity of an SCR catalyst and control of multiple emissions
US-9874350-B2 · Jan 23, 2018 · US
Reconfigurable processing enclosures
US-2018016745-A1 · Jan 18, 2018 · US
Gas Purifier
US-2017333841-A1 · Nov 23, 2017 · US
Processing materials
US-9816231-B2 · Nov 14, 2017 · US
Active filtration system for controlling cleanroom environments
US-9808760-B2 · Nov 7, 2017 · US
Reconfigurable processing enclosures
US-9777430-B2 · Oct 3, 2017 · US
Recovery of tobacco constituents from processing
US-2017273351-A1 · Sep 28, 2017 · US
Array for processing materials
US-2017268169-A1 · Sep 21, 2017 · US
Active filtration system for controlling cleanroom environments
US-2017266614-A1 · Sep 21, 2017 · US
Cyclohexasilane
US-9764961-B2 · Sep 19, 2017 · US
Upgrading process streams
US-2017216775-A1 · Aug 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D53/46?
- CPC B01D53/46 is the Cooperative Patent Classification code for “Removing components of defined structure.”
- How many patents are filed under CPC B01D53/46 (Removing components of defined structure)?
- Our database includes 152 publications tagged with this CPC code.
- Is patent activity under CPC B01D53/46 growing?
- Publication counts under this code: 14 in 2024 vs 9 in 2025 (latest complete years).