BIOSENSOR ROBUST AGAINST COFFEE RING EFFECT

WIPO Patent Application WO/2019/083206

A1

A biosensor robust against a coffee ring effect is disclosed. The biosensor robust against the coffee ring effect includes: a substrate; a work electrode and a reference electrode patterned on one surface of the substrate; a reactive material layer applied to the one surface of the substrate such that one portion thereof is layered on one part of the work electrode, and another portion thereof is layered on one part of the reference electrode; and a film layer, which is layered on the one surface of the substrate and has a slot having a predetermined width and extending such that the reactive material layer is exposed, wherein each of the work electrode and the reference electrode includes: a terminal part positioned in an external area of the slot; a reaction part positioned in an internal area of the slot, having a predetermined width, extending in the widthwise direction of the slot at a predetermined length, and having both longitudinal ends respectively spaced apart from slot side walls, which face each other in the widthwise direction of the slot, at a predetermined interval; and a connection part having a width narrower than that of the reaction part, and extending from the reaction part so as to be connected to the terminal portion.

KIM JIN-GU (KR)
OH IN-DON (KR)
KIM HYO-JUNG (KR)
YUN KWANG-HYUN (KR)
CHANG JE-YOUNG (KR)

PCT/KR2018/012068

May 02, 2019

October 12, 2018

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B BIO CO LTD (KR)

G01N27/327

KR20070102858A	2007-10-22
KR20090008461A	2009-01-21
KR100829400B1	2008-05-15
KR20070068835A	2007-07-02
KR200435115Y1	2007-01-09
US6736957B1	2004-05-18

PHIL & ONZI INT'L PATENT & LAW FIRM (KR)

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