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:
Sep. 01, 1992
Filed:
Sep. 07, 1990
Applicant:
Inventor:
Jean-Pierre Caffin, Dijon, FR;
Assignee:
Compagnie Europeenne de Composants Electroniques LCC, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01B / ; H01C / ;
U.S. Cl.
CPC ...
252518 ; 252519 ; 338 21 ;
Abstract
A composition based on zinc oxide for low and medium voltage varistors which contains additional elements in the form of oxides, where the oxides are contained in the composition in accordance with the following percentages by weight: