Granted Patent
Utility
US 6,825,151 · App. 10/420,298
Liquid herbicidal compositions and use thereof in a granular herbicide
Inventor:
Conrad Harwell
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Apr 22, 2003
Inventor
Conrad Harwell
Assignee (at issue)
NUFARM AMERICAS 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.