Granted Patent
Utility
US 5,529,668 · App. 08/345,569
Detection of potential for corrosion of steel reinforced composite pipe
Inventor:
Sylvia C. Hall
Patented Case
View Patent ↗
Granted: Jun 25, 1996
Filed: Nov 28, 1994
Inventor
Sylvia C. Hall
Assignee (at issue)
Ameron, 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.