GMR biosensor with enhanced sensitivity

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EP 2 390 651 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	16.03.2016 Bulletin 2016/11

(45)	Mention of the grant of the patent:
	10.02.2016 Bulletin 2016/06

(21)	Application number: 11006801.2

(22)	Date of filing: 30.07.2007

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International Patent Classification (IPC):

G01R 33/05^(2006.01)

(54)	GMR biosensor with enhanced sensitivity GMR Biosensor mit erhöhter Empfindlichkeit GMR bio-capteur à sensibilité améliorée

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

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Priority:

01.08.2006 US 497162

(43)	Date of publication of application:
	30.11.2011 Bulletin 2011/48

(62)	Application number of the earlier application in accordance with Art. 76 EPC:
	07392003.5 / 1884763

(73)	Proprietors:
	Headway Technologies, Inc. Milpitas, CA 95035 (US) Applied Spintronics, Inc. Milpitas CA 95035 (US)

(72)	Inventors:
	Wang, Po-Kang Los Altos, CA 94024 (US) Shi, Xizeng Fremont, CA 94539 (US) Torng, Chyu-Jiuh Pleasonton, CA 94566 (US)

(74)	Representative: Schuffenecker, Thierry
	120 Chemin de la Maure 06800 Cagnes sur Mer 06800 Cagnes sur Mer (FR)

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References cited: :

EP-A1- 1 666 894
WO-A-2006/018811
US-A1- 2005 106 810
US-B2- 7 048 890

WO-A-03/054566
US-A1- 2004 145 850
US-B1- 6 504 363

RIFE J C ET AL: "Design and performance of GMR sensors for the detection of magnetic microbeads in biosensors", SENSORS AND ACTUATORS A, ELSEVIER SEQUOIA S.A., LAUSANNE, CH, vol. 107, no. 3, 1 November 2003 (2003-11-01), pages 209-218, XP004469965, ISSN: 0924-4247 & WO 2006/047840 A (IMEC INTER UNI MICRO ELECTR [BE]; WIRIX-SPEETJENS ROEL [BE]; FYEN WIM) 11 May 2006 (2006-05-11)
DATABASE INSPEC [Online] THE INSTITUTION OF ELECTRICAL ENGINEERS, STEVENAGE, GB; April 2003 (2003-04), XIN-HUI MAO ET AL: "Giant magnetoimpedance and stress-impedance effects in multilayered FeSiB/Cu/FeSiB films with a meander structure", XP002507805, Database accession no. 7800616 & Journal of Materials Research Mater. Res. Soc USA, vol. 18, no. 4, 1 April 2003 (2003-04-01), pages 868-871, ISSN: 0884-2914

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).