Granted Patent
Utility
US 4,329,475 · App. 06/205,556
Selected poly(oxyalkylated) 1,3,4-thiadiazoles and their use as corrosion inhibitors
Inventor:
Eugene F. Rothgery
Patented Case
View Patent ↗
Granted: May 11, 1982
Filed: Nov 10, 1980
Inventor
Eugene F. Rothgery
Assignee (at issue)
Olin Corporation
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.