Granted Patent
Utility
US 4,570,085 · App. 06/458,435
Self booting logical AND circuit
Inventor:
James Redfield
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Jan 17, 1983
Inventor
James Redfield
Assignee (at issue)
Commodore Business Machines, 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.