Granted Patent
Utility
US 5,578,107 · App. 08/468,697
Water soluble caking inhibitors for ammonium phosphates
Inventors:
Robert V. Brill, Louis A. Highfill
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Jun 6, 1995
Inventors
Robert V. Brill
Louis A. Highfill
Assignee (at issue)
Monsanto Company
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.