Granted Patent
Utility
US 6,647,430 · App. 09/364,792
Geographically separated totem rings
Inventors:
Trenton Corey Minyard, Gregory T. Stovall
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jul 30, 1999
Inventors
Trenton Corey Minyard
Gregory T. Stovall
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.