Granted Patent
Utility
US 4,287,560 · App. 06/052,479
Dual mode microprocessor system
Inventors:
Brian K. Forbes, Robert D. Catiller
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Jun 27, 1979
Inventors
Brian K. Forbes
Robert D. Catiller
Assignee (at issue)
Burroughs, 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.