Granted Patent
Utility
US 5,371,125 · App. 08/118,543
Substituted 1-hydroxy-2,6-diaryl-4-acyloxypiperidines or 1-hydroxy-2,6-diaryl-4-acylaminopiperidines and stabilized compositions
Inventors:
Glen T. Cunkle, Ramanathan Ravichandran, Donald J. Sabrsula
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Sep 8, 1993
Inventors
Glen T. Cunkle
Ramanathan Ravichandran
Donald J. Sabrsula
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.