Granted Patent
Utility
US 4,701,423 · App. 06/811,187
Totally self-aligned CMOS process
Inventor:
Nicholas J. Szluk
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: Dec 20, 1985
Inventor
Nicholas J. Szluk
Assignee (at issue)
NCR 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.