Granted Patent
Utility
US 5,867,648 · App. 08/729,231
High speed heterogeneous coupling of computer systems using channel-to-channel protocol
Inventors:
Thomas J. Foth, Neil J. Unger
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Oct 9, 1996
Inventors
Thomas J. Foth
Neil J. Unger
Assignee (at issue)
Federal Signal Corporation
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.