Granted Patent
Utility
US 4,631,637 · App. 06/812,834
Dual backplane interconnect system
Inventors:
Samuel R. Romania, Grant F. Steen
Patented Case
View Patent ↗
Granted: Dec 23, 1986
Filed: Dec 23, 1985
Inventors
Samuel R. Romania
Grant F. Steen
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.