Granted Patent
Utility
US 5,283,229 · App. 07/726,101
Delivery system for agricultural chemicals
Inventors:
Kolazi S. Narayanan, Ratan K. Chaudhuri
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Jul 5, 1991
Inventors
Kolazi S. Narayanan
Ratan K. Chaudhuri
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.