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:
Mar. 13, 1990
Filed:
Jul. 01, 1987
Applicant:
Inventors:
Lauri A Strom, Rochester, NY (US);
Edward Carnall, Jr, Rochester, NY (US);
Steven A Ferranti, Rochester, NY (US);
Jose M Mir, Webster, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ; H05K / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
505-1 ; 427 62 ; 427 63 ; 427 97 ; 1741251 ; 174261 ; 428209 ; 428220 ; 428334 ; 428689 ; 428901 ; 428930 ;
Abstract
Thick film circuit elements are disclosed comprised of an insulative substrate selected from the group consisting of strontium titanate, magnesia, alumina, and aluminum nitride, and providing a conductive path between at least two locations on the substrate, a crystalline rare earth alkaline earth copper oxide layer exhibiting a superconducting onset transition temperature in excess of 77.degree. C. comprised on an R.sub.1 A.sub.2 C.sub.3 crystalline phase.