Granted Patent
Utility
US 4,962,082 · App. 07/122,460
Method of making high tc oxide superconductor particles by adjusting pH value and cationic ratio of admixed solution followed by drying, heating and firming
Inventors:
Philippe Barboux, Jean-Marie Tarascon
Patented Case
View Patent ↗
Granted: Oct 9, 1990
Filed: Nov 19, 1987
Inventors
Philippe Barboux
Jean-Marie Tarascon
Assignee (at issue)
Bell Communications Research, 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.