Granted Patent
Utility
US 5,118,736 · App. 07/727,340
N,N-bis(1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidin-4-yl)amino triazines and stabilized compositions
Inventors:
Ramanathan Ravichandran, James P. Galbo
Patented Case
View Patent ↗
Granted: Jun 2, 1992
Filed: Jul 3, 1991
Inventors
Ramanathan Ravichandran
James P. Galbo
Assignee (at issue)
Ciba-Geigy
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.