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. 26, 1999
Filed:
Mar. 27, 1998
Applicant:
Inventors:
Assignee:
Heraeus Electro-Nite International, N.V., Houthalen, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
422 83 ; 204291 ; 204421 ; 204424 ; 422 94 ; 422 98 ; 422 90 ; 436 79 ; 436 84 ; 436127 ; 436136 ; 436137 ; 338 34 ; 73 2331 ; 73 3105 ; 73 3106 ; 73 34 ;
Abstract
Oxygen sensor for measuring resistance as a function of oxygen partial pressure, made of alkaline-earth-doped perovskitic lanthanum ferrites with the general formula