Granted Patent
Utility
US 5,948,969 · App. 08/954,002
Methods for measuring the flow rate due to a leak in a pressurized pipe system
Inventors:
Michael R. Fierro, Joseph W. Maresca, Jr., James W. Starr
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Oct 20, 1997
Inventors
Michael R. Fierro
Joseph W. Maresca, Jr.
James W. Starr
Assignee (at issue)
VISTA RESEARCH GROUP, LLC
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.