Granted Patent
Utility
US 4,735,917 · App. 06/856,280
Silicon-on-sapphire integrated circuits
Inventors:
Doris W. Flatley, Kenneth M. Schlesier
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Apr 28, 1986
Inventors
Doris W. Flatley
Kenneth M. Schlesier
Assignee (at issue)
General Electric Company
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.