Granted Patent
Utility
US 6,356,841 · App. 09/474,368
G.P.S. management system
Inventors:
Marvin R. Hamrick, R. T. Mitchell Ingman
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Dec 29, 1999
Inventors
Marvin R. Hamrick
R. T. Mitchell Ingman
Assignee (at issue)
BELLSOUTH INTELLECTUAL PROPERTY 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.