Granted Patent
Utility
US 5,116,403 · App. 07/411,444
Turfgrass management composition using a 2-imidazole-2-yl nicotinic acid derivative composition
Inventors:
Prithvi R. Bhalla, Robert M. Herrick, Donald W. Gates
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Sep 22, 1989
Inventors
Prithvi R. Bhalla
Robert M. Herrick
Donald W. Gates
Assignee (at issue)
American Cyanamid Company
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.