Granted Patent
Utility
US 4,295,219 · App. 06/135,248
Memory write error detection circuit
Inventors:
Don Draper, Peter Kusulas, Jr.
Patented Case
View Patent ↗
Granted: Oct 13, 1981
Filed: Mar 31, 1980
Inventors
Don Draper
Peter Kusulas, Jr.
Assignee (at issue)
Bell Telephone Laboratories, Inc.
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.