Granted Patent
Utility
US 5,157,466 · App. 07/672,664
Grain boundary junctions in high temperature superconductor films
Inventors:
Kookrin Char, Stephen M. Garrison, Nathan Newman, Gregory Zaharchuk
Patented Case
View Patent ↗
Granted: Oct 20, 1992
Filed: Mar 19, 1991
Inventors
Kookrin Char
Stephen M. Garrison
Nathan Newman
Gregory Zaharchuk
Assignee (at issue)
Conductus, Inc.
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.