Granted Patent
Utility
US 5,378,373 · App. 08/198,171
Transport and deposit inhibition of copper in boiler systems
Inventor:
Orin Hollander
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Feb 17, 1994
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.