Granted Patent
Utility
US 5,329,578 · App. 07/887,758
Personal communication service with mobility manager
Inventors:
Paul Michael Brennan, Raymond M. Mark
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: May 26, 1992
Inventors
Paul Michael Brennan
Raymond M. Mark
Assignee (at issue)
Nortel Networks Limited
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.