The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7535232 B1

PDF
Full Text
Expired
Date of Patent:
May. 19, 2009

Filed:

Jun. 09, 2005
Applicants:

Massimo Barbaro, Cagliari, IT;

Annalisa Bonfiglio, Cagliari, IT;

Luigi Raffo, Cagliari, IT;

Inventors:

Massimo Barbaro, Cagliari, IT;

Annalisa Bonfiglio, Cagliari, IT;

Luigi Raffo, Cagliari, IT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/60 (2006.01);
U.S. Cl.
CPC ...
Abstract

The device () allows the detection of small quantities of electrical charge (Qs) utilised for recognition of the gybridisation process of a single strand of DNA. It comprises a chip () in which is integrated an MOS device having a floating gate () a first portion (a) of which extends in facing relation to a recess () formed in a surface of the chip () and accessible from outside the chip () and operable to retain an electrical charge (Qs) to be measured bound to it. A second portion (b) of the gate () of the MOS device is coupled to a control electrode, () of the chip () by means of a capacitor () of predetermined value within the chip ().


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Barbaro, Massimo. (2009). Field-effect device for the detection of small quantities of electric charge, such as those generated in bio-molecular process, bound in the vicinity of the surface (U.S. Patent No. 7535232). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7535232

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