Granted Patent
Utility
US 4,396,417 · App. 05/900,207
Non-Newtonian agricultural formulations
Inventor:
Kenneth J. Lissant
Patented Case
View Patent ↗
Granted: Aug 2, 1983
Filed: Apr 26, 1978
Inventor
Kenneth J. Lissant
Assignee (at issue)
Petrolite Corporation
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.