Granted Patent
Utility
US 6,122,258 · App. 08/921,013
Method for creating a numbering plan-independent directory structure for telecommunications applications
Inventor:
Anne Brown
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Aug 29, 1997
Inventor
Anne Brown
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.