Granted Patent
Utility
US 5,096,978 · App. 07/252,323
Vulicanizable synthetic rubber compositions cure-activated by substituted ureas
Inventor:
Aubert Y. Coran
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: Oct 3, 1988
Inventor
Aubert Y. Coran
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.