Granted Patent
Utility
US 4,933,166 · App. 07/108,239
Method of safening fungicidal compositions
Inventors:
Sue C. Y. Shen, William G. Hairston
Patented Case
View Patent ↗
Granted: Jun 12, 1990
Filed: Oct 13, 1987
Inventors
Sue C. Y. Shen
William G. Hairston
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.