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. 24, 1996
Filed:
May. 28, 1991
Applicant:
Inventors:
John B Vandersande, Newbury, MA (US);
Gregory J Yurek, Wellesley, MA (US);
Toshihiro Kogure, Tsukuba, JP;
Assignee:
Massachusetts Institute of Technology, Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ; H01L / ;
U.S. Cl.
CPC ...
505125 ; 505500 ; 505725 ; 505776 ; 505780 ; 505779 ; 252518 ; 252521 ; 423593 ;
Abstract
Disclosed are a composition and a method of preparing a composition of the formula R.sub.2 Q.sub.4 Cu.sub.7 O.sub.x, wherein R is a rare-earth ion or a mixture of rare earth ions, and Q is Ba, or Ba combined with either Sr or Ca or both Sr and Ca. Such compositions have a unique crystalline structure and are superconducting oxides.
Vandersande, John. (1996). Superconducting 2-4-7 oxides (U.S. Patent No. 5559084). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5559084
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile