Granted Patent
Utility
US 5,350,696 · App. 08/046,221
2-acetyl-6-cyanopyridines and their use as intermediates in the synthesis of oligo-2,6-pyridines
Inventors:
Robert A. Snow, Daniel J. Delecki, Chandra R. Shah, K. Robert Hollister
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Apr 13, 1993
Inventors
Robert A. Snow
Daniel J. Delecki
Chandra R. Shah
K. Robert Hollister
Assignee (at issue)
Sterling Winthrop 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.