Granted Patent
Utility
US 4,727,103 · App. 07/068,010
Isocyanurate esters of carboxyalkylthioalkanoesterphenol compounds and polyolefin polymeric compositions stabilized therewith
Inventor:
Neil Dunski
Patented Case
View Patent ↗
Granted: Feb 23, 1988
Filed: Jun 29, 1987
Inventor
Neil Dunski
Assignee (at issue)
MALLINCKRODT LLC
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.