Amperometric sensor

Details Amperometric sensor Amperometric sensor

2005-12-21

2009-10-27

Noguerola, Alex (Department: 1795)

Electrolysis: processes, compositions used therein, and methods

Electrolytic analysis or testing

Involving enzyme or micro-organism

C205S792000

Reexamination Certificate

active

07608180

ABSTRACT:
An amperometric sensor suitable for determining the concentration of hydrogen peroxide in a sample, the sensor comprising a ferricyanide compound which, in reduced form, functions as a mediator specific to hydrogen peroxide.

REFERENCES:
patent: 4224125 (1980-09-01), Nakamura et al.
patent: 4552840 (1985-11-01), Riffer
patent: 4711245 (1987-12-01), Hill et al.
patent: 4929545 (1990-05-01), Freittag
patent: 5380422 (1995-01-01), Negishi et al.
patent: 5624537 (1997-04-01), Turner et al.
patent: 0 400 918 (1990-12-01), None
patent: 04-70558 (1992-03-01), None
patent: WO 95 21934 (1995-08-01), None
JPO English language computer translation of Goto et al. (JP 09-101281 A) l.
Database Chemabs: Shiiki, Mikio et al, “Ethanol sensor using alcohol dehydrogenase” & JP 04 070558, Mar. 5, 1992.
Database Chemabs: Svitel, Juraj et al, “Composite biosensor for sulfite assay. Use of water-insoluble hexacyanoferrate (III) salts as electron-transfer mediators”, Electroanalysis (1998), 591-596.
Database Chemabs: Schuberg, Floria et al, “Mediated amperometric enzyme electrode incorporating peroxidase for the determination of hydrogen peroxide in organic solvents”, Anal. Chim Acta (1991), 245(2), 133-8.
Ikeda et al, “An efficient method for entrapping ionic mediators in the enzyme layer of mediated amperometric biosensors,” Agricultural and Biological Chemistry (1988), 52(12), 3187-8.
Yao et al, “Flow injection analysis for uric acid by the combined use of an immobilized uricase reactor and a peroxidase electrode”, Nippon Kagaku Kaishi (1985), (2), 189-92.
Blaedel et al, “Continuous analysis by the amperometric measurement of reaction rate”, Anal. Chem (1964), 36(2), 343-7.
English language translation of JP 04-070558, Shiki et al., 2004.
CAPLUS abstract of Chen et al (“Redox electrode for monitoring oxidase-catalyzed reactions” Clinica Chimica Acts (1990), 193(3), 187-92).
CAPLUS abstract of Ikeda et al (“An efficient method for entrapping ionic mediators in the enzyme layer of mediated amperometric biosensors,” Agricultural and Biological Chemistry (1988), 52(12), 3187-8).
CAPLUS abstract of Yao et al (“Flow injection analysis for uric acid by the combined use of an immobilized uricase reactor and a peroxidase electrode,” Nippon Kagaku Kaishi (1985), (2), 189-92).
CAPLUS abstract of Zhdanov et al (“Amperometric titration of hydrogen peroxide by solutions of some oxidizing agents in an apparatus with a rotating platinum electrode”, Uzbekskii Khimicheskii Zhurnal (1968), 12(2), 16-18).
CAPLUS abstract of Zhdanov et al (“Amperometric titration of potassium ferricyanide with hydrogen peroxide on an apparatus with a rotating platinum electrode”, Uzbekskii Khimicheskii Zhurnal (1967), 11(4), 17-19).
CAPLUS abstract of Blaedel et al (“Continuous analysis by the amperometric measurement of reaction rate”, Anal. Chem. (1964), 36(2), 343-7).
Svitel et al (“Composite Biosensor for Sulfite Assay: Use of Water-Insoluble Hexacyanoferrate(III) Salts as Electron-Transfer Mediators”, Electroanalysis 1998, 10, No. 9). published in Jul. of 1998.
CAPLUS abstract for Valdes et al (“amperometric determination of sulfite and hydrogen peroxide in aqueous solution by flow injection analysis with immobilized sulfite oxidase”, Ingeniera y Ciencia Quimica (1995), 15(2), 35-8).
CAPLUS abstract for Baeza et al (“The Hydrogen ion dependence of amperometric detection of H2O2 and hexacyanoferrate ions and the pH profiles of immobilized enzyme preparations”, Quimica Analitica (Barcelona, Spain) (1993), 12(1), 12-17).
CAPLUS abstract of Shiki et al (JP 04070558 A2), 1992.
Alcohol dehydrogenase reaction pathway downloaded from www.worthington-biochem.com/ADH/default.html, 2004.
CAPLUS abstract of Tatsuma et al (“Oxidase/peroxidase bilayer-modified electrodes as sensors for lactate, pyruvate, cholesterol and uric acid”, Analytica Chimca Acta (1991), 242(1), 85-9).
Data File: Ion exchange chromatography, Sephadex ion exchange media by Amersham Biosciences.

Affiliated with

Also associated with

Rating

Amperometric sensor does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Amperometric sensor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Amperometric sensor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4138335