Granted Patent
Utility
US 5,270,298 · App. 07/925,350
Cubic metal oxide thin film epitaxially grown on silicon
Inventor:
Ramamoorthy Ramesh
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Aug 4, 1992
Inventor
Ramamoorthy Ramesh
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.