Granted Patent
Utility
US 5,591,695 · App. 08/449,046
Herbicidal [1,3,4]oxadiazoles and thiadiazoles
Inventor:
Trevor William Newton
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: May 24, 1995
Inventor
Trevor William Newton
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.