Granted Patent
Utility
US 5,914,673 · App. 08/643,191
System for utility meter communications using a single RF frequency
Inventors:
Patrick L. Jennings, Ruben E. Salazar Cardozo
Patented Case
View Patent ↗
Granted: Jun 22, 1999
Filed: May 6, 1996
Inventors
Patrick L. Jennings
Ruben E. Salazar Cardozo
Assignee (at issue)
SCHLUMBERGER LTD.
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.