Granted Patent
Utility
US 4,231,015 · App. 05/946,566
Multiple-processor digital communication system
Inventor:
Donald C. Union
Patented Case
View Patent ↗
Granted: Oct 28, 1980
Filed: Sep 28, 1978
Inventor
Donald C. Union
Assignee (at issue)
General Atomics
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.