Granted Patent
Utility
US 6,047,241 · App. 08/956,909
Method of selective corrosion rate analysis for a fluid processing plant
Inventor:
Michael T. Sparago
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Oct 23, 1997
Inventor
Michael T. Sparago
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.