Ligand functional substrates
US11279731B2 · kind B2 · utility
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27References
18Claims
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Key dates
| Filing date | Oct 30, 2018 |
| Grant date | Mar 22, 2022 |
| Priority date | — |
| Expiry date | Feb 14, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31928
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A substrate comprising a crosslinked polymer primer layer, and grafted thereto a ligand-functionalized polymer is provided. The grafted polymer has the requisite affinity for binding neutral or negatively charged biomaterials, such as cells, cell debris, bacteria, spores, viruses, nucleic acids, and proteins, at pH's near or below the pI's of the biomaterials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.