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:
Jul. 21, 1992
Filed:
Mar. 16, 1990
Applicant:
Inventors:
Nathan Newman, Montara, CA (US);
Kookrin Char, Palo Alto, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
505-1 ; 505701 ; 505702 ; 505703 ; 505704 ; 428688 ; 428698 ; 428701 ; 428930 ;
Abstract
A HTSC layered structure comprising a substrate such as sapphire, a strontium titanate buffer layer and a HTSC film such as YBa.sub.2 Cu.sub.3 O.sub.7 provides a superconductor having lower surface resistance and a narrower transition temperature.