Granted Patent
Utility
US 5,675,578 · App. 08/419,898
Method of tracing the route of virtual connections
Inventors:
John G. Gruber, Asghar Ebrahim Methiwalla, Richard Vickers
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Apr 11, 1995
Inventors
John G. Gruber
Asghar Ebrahim Methiwalla
Richard Vickers
Assignee (at issue)
Bell Northern Research, 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.