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.:
Date of Patent:
Oct. 07, 2003
Filed:
Aug. 04, 2000
Applicant:
Inventors:
Conrad Harry Anderson, Davison, MI (US);
Richard Frederick Beckmeyer, Davisburg, MI (US);
William J. La Barge, Bay City, MI (US);
Assignee:
Delphi Technologies, Inc., Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/7407 ; B05D 5/00 ;
U.S. Cl.
CPC ...
G01N 2/7407 ; B05D 5/00 ;
Abstract
The poison resistant sensor comprises a sensing electrode ( ) having a first and second side; a reference electrode ( ) having a first and second side; an electrolyte ( ) disposed between and in intimate contact with the first side of the sensing electrode and the first side of the reference electrode; a first side of a protective layer ( ) disposed adjacent to the second side of the sensing electrode; and a protective coating ( ), comprising alpha alumina and gamma alumina, disposed in physical contact with the second side of the protective layer.