Granted Patent
Utility
US 4,938,796 · App. 07/208,269
Herbicidal compositions of acylated 1,3-dicarbonyl herbicides and antidotes therefor
Inventors:
Lawrence L. Buren, Joanna K. Hsu, Michael P. Ensminger, Charles J. Duerksen, Nicholas N. Poletika, Benjamin P. Rodriquez
Patented Case
View Patent ↗
Granted: Jul 3, 1990
Filed: Jun 22, 1988
Inventors
Lawrence L. Buren
Joanna K. Hsu
Michael P. Ensminger
Charles J. Duerksen
Nicholas N. Poletika
Benjamin P. Rodriquez
Assignee (at issue)
ICI 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.