Granted Patent
Utility
US 5,567,430 · App. 08/334,424
Insecticidal delivery compositions and method for controlling a population of insects in an aquatic environment
Inventor:
Richard Levy
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: Nov 4, 1994
Inventor
Richard Levy
Assignee (at issue)
Stockhausen GmbH
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.