Patent · US Active

Optical sensor unit for evanescence wave spectroscopy

US9709504B2 · kind B2 · utility

7Cited by

3References

17Claims

0Family size

Assignee

MOLECULAR FINGERPRINT SWEDEN AB · SE

Inventors

Lars Österlund · Umeå, SE
Per Andersson · Fagersanna, SE
Mikael Karlsson · Tranemo, SE
Fredrik Nikolajeff · Stockholm, SE

Key dates

Filing date	Apr 22, 2009
Grant date	Jul 18, 2017
Priority date	—
Expiry date	Apr 15, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG02B2006/12035
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Optical sensor unit for infra red evanescence wave spectroscopy (IR-EWS) analysis of chemical and biological substances in an analyte, comprising a waveguide with a sensor surface to be put into contact with the analyte, wherein the sensor surface is provided with an affinity enhancing layer. There is further provided a method of producing an optical sensor unit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.