Carbon dioxide sensor and method of determining partial...

Chemistry: analytical and immunological testing – Oxygen containing – Inorganic carbon compounds

Reexamination Certificate

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C422S082010, C422S082020, C422S082040

Reexamination Certificate

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08003401

ABSTRACT:
A carbon dioxide sensor and a method of detecting carbon dioxide using the sensor are provided, the sensor includes a closed chamber having as a wall portion thereof a substantially watertight, carbon dioxide-permeable membrane, two electrodes disposed in the chamber, and a film of substantially electrolyte-free liquid disposed in the chamber capable of simultaneously contacting the membrane and both of the electrodes.

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patent: 4324256 (1982-04-01), Vesterager
patent: 4452672 (1984-06-01), Parker
patent: 5244561 (1993-09-01), Calzi
patent: 5526809 (1996-06-01), Fiddian-Green
patent: 6541268 (2003-04-01), Tonnessen et al.
patent: 7622304 (2009-11-01), Tonnessen et al.
patent: 56070756 (1981-06-01), None
patent: 58058457 (1983-04-01), None
patent: 62259053 (1987-11-01), None
patent: 07231885 (1995-09-01), None

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