Granted Patent
Utility
US 4,624,046 · App. 06/770,355
Oxide isolation process for standard RAM/PROM and lateral PNP cell RAM
Inventors:
Jay A. Shideler, Umeshwar D. Mishra
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Aug 27, 1985
Inventors
Jay A. Shideler
Umeshwar D. Mishra
Assignee (at issue)
Fairchild Camera & Instrument Corp.
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.