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.

Date of Patent:
Dec. 02, 2003

Filed:

May. 30, 2002
Applicant:
Inventors:

Rangachary Mukundan, Santa Fe, NM (US);

Eric L. Brosha, Los Alamos, NM (US);

Fernando Garzon, Santa Fe, NM (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/7407 ; B29C 4/300 ; B30B 1/00 ;
U.S. Cl.
CPC ...
G01N 2/7407 ; B29C 4/300 ; B30B 1/00 ;
Abstract

A hydrocarbon sensor is formed with an electrolyte body having a first electrolyte surface with a reference electrode depending therefrom and a metal oxide electrode body contained within the electrolyte body and having a first electrode surface coplanar with the first electrolyte surface. The sensor was formed by forming a sintered metal-oxide electrode body and placing the metal-oxide electrode body within an electrolyte powder. The electrolyte powder with the metal-oxide electrode body was pressed to form a pressed electrolyte body containing the metal-oxide electrode body. The electrolyte was removed from an electrolyte surface above the metal-oxide electrode body to expose a metal-oxide electrode surface that is coplanar with the electrolyte surface. The electrolyte body and the metal-oxide electrode body were then sintered to form the hydrocarbon sensor.


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