Granted Patent
Utility
US 4,277,359 · App. 06/013,254
Water treatment to inhibit corrosion and scale and process
Inventor:
Richard J. Lipinski
Patented Case
View Patent ↗
Granted: Jul 7, 1981
Filed: Apr 4, 1979
Inventor
Richard J. Lipinski
Assignee (at issue)
The Mogul 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.