Granted Patent
Utility
US 5,896,097 · App. 08/611,694
System for utility meter communications using a single RF frequency
Inventor:
Ruben E. Salazar Cardozo
Patented Case
View Patent ↗
Granted: Apr 20, 1999
Filed: Mar 6, 1996
Inventor
Ruben E. Salazar Cardozo
Assignee (at issue)
Schlumberger Resource Management Services, Inc.
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.