Granted Patent
Utility
US 6,009,075 · App. 08/625,801
Transport interface for performing protection switching of telecommunications traffic
Inventors:
Martin Roberts, Thomas A. Potter, R. Douglas Howson, Jr.
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Mar 29, 1996
Inventors
Martin Roberts
Thomas A. Potter
R. Douglas Howson, Jr.
Assignee (at issue)
DSC Communications 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.