Granted Patent
Utility
US 4,560,481 · App. 06/681,054
Method of controlling iron induced fouling in water systems
Inventor:
Orin Hollander
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Dec 13, 1984
Inventor
Orin Hollander
Assignee (at issue)
Betz Laboratories, 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.