Granted Patent
Utility
US 5,264,413 · App. 07/825,738
Bi-Sr-Ca-Cu-O compounds and methods
Inventors:
Ivan Bozovic, James N. Eckstein
Patented Case
View Patent ↗
Granted: Nov 23, 1993
Filed: Jan 27, 1992
Inventors
Ivan Bozovic
James N. Eckstein
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.