Granted Patent
Utility
US 4,582,745 · App. 06/571,423
Dielectric layers in multilayer refractory metallization structure
Inventor:
George L. Schnable
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Jan 17, 1984
Inventor
George L. Schnable
Assignee (at issue)
RCA Corporation
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.