Granted Patent
Utility
US 5,935,496 · App. 08/909,891
Salt pelletizing method
Inventor:
Kurt John Waatti
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Aug 12, 1997
Inventor
Kurt John Waatti
Assignee (at issue)
Morton International, 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.