Granted Patent
Utility
US 6,822,742 · App. 10/740,879
System and method for remote quantitative detection of fluid leaks from a natural gas or oil pipeline
Inventors:
Hooshmand M. Kalayeh, Gustavo R. Paz-Pujalt, John P. Spoonhower
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Dec 19, 2003
Inventors
Hooshmand M. Kalayeh
Gustavo R. Paz-Pujalt
John P. Spoonhower
Assignee (at issue)
EASTMAN KODAK COMPANY
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.