Granted Patent
Utility
US 4,238,405 · App. 05/834,215
Fungicidal 1,2-dichlorocyanovinyl compounds
Inventor:
Raymond A. Felix
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Sep 19, 1977
Inventor
Raymond A. Felix
Assignee (at issue)
Stauffer Chemical 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.