Granted Patent
Utility
US 5,019,148 · App. 07/206,298
Homogeneous mineral granules by acid-base reaction
Inventor:
William P. Moore
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: Jun 14, 1988
Inventor
William P. Moore
Assignee (at issue)
Agri-Nutrients Technology Group, 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.