Alkyl-substituted hydroxamate resin for use in a generator system
US-2025312770-A1 · Oct 9, 2025 · US
by sorption, i.e. absorption, adsorption, persorption
by sorption, i.e. absorption, adsorption, persorption · 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 | B01D59/26 |
| Official title | by sorption, i.e. absorption, adsorption, persorption |
| Display label | by sorption, i.e. absorption, adsorption, persorption |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for the concentration of radium and actinium from dilute solutions
US-2025191800-A1 · Jun 12, 2025 · US
Porous organic cages for quantum sieving
US-12214314-B2 · Feb 4, 2025 · US
Method for purifying 226Ra-containing solution, method for producing 226Ra target, and method for producing 225Ac
US-12179149-B2 · Dec 31, 2024 · US
Enrichment and separation of isotopes, isotopologues, or other chemical species, via differential embedding in a capture matrix
US-12109535-B2 · Oct 8, 2024 · US
Method of producing and refining carrier-free lutetium-177 using chromatography
US-2024318283-A1 · Sep 26, 2024 · US
Hydrogen isotope adsorbent with differential binding properties to hydrogen isotopes, manufacturing method thereof and method for separating hydrogen
US-11958761-B2 · Apr 16, 2024 · US
Systems for separating isotopes from a sample of fission products
US-11839852-B2 · Dec 12, 2023 · US
Ultramicro to mesopore frameworks for selective separation and storage of noble gases
US-2023294033-A1 · Sep 21, 2023 · US
Hydrogen isotope adsorbent with differential binding properties to hydrogen isotopes, manufacturing method thereof and method for separating hydrogen
US-2023202876-A1 · Jun 29, 2023 · US
Hydrogen isotope adsorbent with differential binding properties to hydrogen isotopes, manufacturing method thereof and method for separating hydrogen isotopes using the same
US-11685671-B2 · Jun 27, 2023 · US
Hydrogen isotope adsorbent with differential binding properties to hydrogen isotopes, manufacturing method thereof and method for separating hydrogen isotopes using the same
US-2023045283-A1 · Feb 9, 2023 · US
Method for producing 225Ac
US-11551826-B2 · Jan 10, 2023 · US
METHOD FOR PURIFYING 226Ra-CONTAINING SOLUTION, METHOD FOR PRODUCING 226Ra TARGET, AND METHOD FOR PRODUCING 225Ac
US-2022367081-A1 · Nov 17, 2022 · US
METHOD FOR PRODUCING 225Ac
US-2022328207-A1 · Oct 13, 2022 · US
Method for reducing HTO concentration in aqueous solution
US-11446608-B2 · Sep 20, 2022 · US
Porous organic cages for quantum sieving
US-2022266197-A1 · Aug 25, 2022 · US
Enrichment and separation of isotopes, isotopologues, or other chemical species, via differential embedding in a capture matrix
US-2022143551-A1 · May 12, 2022 · US
Ultramicro to mesopore frameworks for selective separation and storage of noble gases
US-11318409-B2 · May 3, 2022 · US
Method for producing deuterium-depleted water and method for producing deuterium-enriched water
US-11213790-B2 · Jan 4, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D59/26?
- CPC B01D59/26 is the Cooperative Patent Classification code for “by sorption, i.e. absorption, adsorption, persorption.”
- How many patents are filed under CPC B01D59/26 (by sorption, i.e. absorption, adsorption, persorption)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC B01D59/26 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).