Granted Patent
Utility
US 4,380,609 · App. 06/312,572
Prevulcanization inhibitors of thio-triazine-amines for rubber
Inventor:
Eiichi Morita
Patented Case
View Patent ↗
Granted: Apr 19, 1983
Filed: Oct 19, 1981
Inventor
Eiichi Morita
Assignee (at issue)
Monsanto 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.