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:
Apr. 19, 1977
Filed:
Feb. 14, 1972
Applicant:
Inventors:
Karl J Youtsey, Chicago, IL (US);
William C Holt, Jr, Arlington Heights, IL (US);
Robert D Carnahan, Barrington, IL (US);
David H Spielberg, Schaumburg, IL (US);
Assignee:
Universal Oil Products Company, Des Plaines, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
427 87 ; 252508 ; 264 29 ; 427 58 ; 427 82 ; 427220 ; 427122 ; 427227 ; 252502 ; 252506 ;
Abstract
A method of making conductive material for a conducting device. The material is formed by reacting an organic pyrolyzable substance in the presence of a refractory oxide having a surface area of from about 1 to about 500 square meters per gram in a non-oxidizing atmosphere at a temperature of at least 400.degree. C.