Granted Patent
Utility
US 4,497,713 · App. 06/364,562
Method of inhibiting corrosion and deposition in aqueous systems
Inventor:
Gary E. Geiger
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Apr 1, 1982
Inventor
Gary E. Geiger
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.