Granted Patent
Utility
US 4,808,407 · App. 07/085,453
Water-soluble copper salts
Inventors:
Richard W. Hein, Anthony Alkaitis
Patented Case
View Patent ↗
Granted: Feb 28, 1989
Filed: Aug 14, 1987
Inventors
Richard W. Hein
Anthony Alkaitis
Assignee (at issue)
Mooney Chemicals, 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.