Granted Patent
Utility
US 6,647,662 · App. 10/021,987
Plant treatment material and method
Inventor:
Jonathan Dallas Toye
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Dec 17, 2001
Inventor
Jonathan Dallas Toye
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.