Granted Patent
Utility
US 4,569,959 · App. 06/692,078
Isocyanurate esters of thioamidophenols and polyolefin polymeric compositions stabilized therewith
Inventors:
Neil Dunski, Ali A. Bazzi, Henry J. Buehler
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Jan 17, 1985
Inventors
Neil Dunski
Ali A. Bazzi
Henry J. Buehler
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.