Metal-organic frameworks for aromatic hydrocarbon separations
US-10118877-B2 · Nov 6, 2018 · US
Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography
Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography · 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 | B01D15/3828 |
| Official title | {Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography} |
| Display label | Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography |
| Total patents | 154 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 19 |
| 2017 | 9 |
| 2018 | 14 |
| 2019 | 12 |
| 2020 | 17 |
| 2021 | 16 |
| 2022 | 10 |
| 2023 | 12 |
| 2024 | 12 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Small molecule affinity membrane purification systems and uses thereof
US-2018273582-A1 · Sep 27, 2018 · US
Method for isolating diamondoids
US-10080980-B2 · Sep 25, 2018 · US
Determination of the distribution of reactive and non-reactive sulfur in petroleum and its fractions
US-10048244-B2 · Aug 14, 2018 · US
Methods for reducing chromatin content in protein preparations by treatment with alkyl cations
US-10023609-B2 · Jul 17, 2018 · US
Chromatography ligand
US-2018154281-A1 · Jun 7, 2018 · US
Methods for reducing aggregate levels in protein preparations by treatment with thio-heterocyclic cations
US-9988418-B2 · Jun 5, 2018 · US
Metal-organic frameworks
US-9981243-B2 · May 29, 2018 · US
Methods for reducing aggregate content in protein preparations
US-9975919-B2 · May 22, 2018 · US
Metal chelating composites, methods of using composites, and methods of making composites
US-9950307-B1 · Apr 24, 2018 · US
Affinity Cell Extraction By Acoustics
US-2018104620-A1 · Apr 19, 2018 · US
Highly ordered titania nanotube arrays for phosphoproteomics
US-2018015439-A1 · Jan 18, 2018 · US
Metal-organic frameworks
US-2017333869-A1 · Nov 23, 2017 · US
Chemically modified graphene
US-9822151-B2 · Nov 21, 2017 · US
Protein chromatography matrices with hydrophilic copolymer coatings
US-9758542-B2 · Sep 12, 2017 · US
Metal-organic frameworks
US-9744520-B2 · Aug 29, 2017 · US
Chromatography method, and chromatography kit
US-9709566-B2 · Jul 18, 2017 · US
Ligand Assisted Chromatography for Metal Ion Separation
US-2017166993-A1 · Jun 15, 2017 · US
Immunoaffinity isolation of modified peptides from complex mixtures
US-9587013-B2 · Mar 7, 2017 · US
Functionalized media and methods of making and using therefor
US-9586192-B2 · Mar 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D15/3828?
- CPC B01D15/3828 is the Cooperative Patent Classification code for “Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography.”
- How many patents are filed under CPC B01D15/3828 (Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography)?
- Our database includes 154 publications tagged with this CPC code.
- Is patent activity under CPC B01D15/3828 growing?
- Publication counts under this code: 12 in 2024 vs 12 in 2025 (latest complete years).