Method for capturing a molecule of interest and associated capture system
US-2024050890-A1 · Feb 15, 2024 · US
Additives
Additives · 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 | B01D2252/60 |
| Official title | Additives |
| Display label | Additives |
| Total patents | 100 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 13 |
| 2017 | 9 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 14 |
| 2021 | 13 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acid gas enrichment method and system
US-10875769-B2 · Dec 29, 2020 · US
Airborne microorganisms neutralizing system and method of neutralizing airbone microorganism
US-2020297889-A1 · Sep 24, 2020 · US
Methods of purifying industrial gas streams
US-2020298172-A1 · Sep 24, 2020 · US
System and method for removing acid gas from a sour gas stream
US-2020289974-A1 · Sep 17, 2020 · US
Acid gas enrichment method and system
US-2020255291-A1 · Aug 13, 2020 · US
Complete removal of solids during hydrogen sulfide scavenging operations using a scavenger and a michael acceptor
US-2020231888-A1 · Jul 23, 2020 · US
Porous liquid, self-replenishing porous liquid and methods of making and using the same
US-2020147543-A1 · May 14, 2020 · US
Porous liquid and methods of making and using the same
US-2020147545-A1 · May 14, 2020 · US
Hydrophilized material, hydrophilized member, and gas-liquid contact apparatus in which same is used
US-2020061574-A1 · Feb 27, 2020 · US
Acidic gas absorbent, acidic gas removal method and acidic gas removal apparatus
US-2020047110-A1 · Feb 13, 2020 · US
Apparatus and method for recovering an amine solvent from an acid gas stream
US-2020001227-A1 · Jan 2, 2020 · US
Absorbent for selective removal of hydrogen sulfide from a fluid stream
US-2019388829-A1 · Dec 26, 2019 · US
Extracting Water From A Gas Mixture With An Absorption Unit In Combination With A Thermal Water Extraction System
US-2019374902-A1 · Dec 12, 2019 · US
Absorbent for selective removal of hydrogen sulfide from a fluid stream
US-10464013-B2 · Nov 5, 2019 · US
Heat pumps utilizing ionic liquid desiccant
US-10386084-B2 · Aug 20, 2019 · US
System and method for removing acid gas from a sour gas stream
US-2019240613-A1 · Aug 8, 2019 · US
Composition and process for the dehydration of gases
US-2019118136-A1 · Apr 25, 2019 · US
Composition and apparatus for purifying nitrogen-oxide-containing gases
US-10252215-B2 · Apr 9, 2019 · US
Apparatus and combined process for carbon dioxide gas separation
US-10183865-B2 · Jan 22, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2252/60?
- CPC B01D2252/60 is the Cooperative Patent Classification code for “Additives.”
- How many patents are filed under CPC B01D2252/60 (Additives)?
- Our database includes 100 publications tagged with this CPC code.
- Is patent activity under CPC B01D2252/60 growing?
- Publication counts under this code: 3 in 2024 vs 9 in 2025 (latest complete years).