Granted Patent
Utility
US 4,870,616 · App. 07/102,075
Compact register set using a psram array
Inventors:
Dennis E. Gates, Keith B. DuLac
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Sep 29, 1987
Inventors
Dennis E. Gates
Keith B. DuLac
Assignee (at issue)
The Maitland Company, LLC
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.