Rare earth spatial/spectral microparticle barcodes for labeling of objects and tissues
US9528144B2 · kind B2 · utility
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8References
30Claims
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Key dates
| Filing date | Mar 14, 2014 |
| Grant date | Dec 27, 2016 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/143333
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Polymer microparticles spatially and spectrally encoded using upconversion nanocrystals (UCN) are described for labeling of articles and tissues. UCN having spectrally distinguishable emission spectra are disposed in different portions of an encoding region of each microparticle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.