Granted Patent
Utility
US 4,287,339 · App. 06/126,142
Phosphite-isocyanurates
Inventor:
Leo L. Valdiserri
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Feb 29, 1980
Inventor
Leo L. Valdiserri
Assignee (at issue)
BorgWarner Inc.
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.