Granted Patent
Utility
US 5,508,249 · App. 08/356,941
Wetting agent concentrate for agricultural chemicals
Inventors:
Kolazi S. Narayanan, David Pritchard
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Dec 15, 1994
Inventors
Kolazi S. Narayanan
David Pritchard
Assignee (at issue)
ISP INVESTMENTS LLC
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.