Granted Patent
Utility
US 4,409,675 · App. 06/219,294
Address gate for memories to protect stored data, and to simplify memory testing, and method of use thereof
Inventor:
Jonathan J. Stinehelfer
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Dec 22, 1980
Inventor
Jonathan J. Stinehelfer
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.