Granted Patent
Utility
US 6,191,266 · App. 08/766,991
Sugar modified nucleosides
Inventor:
Guangyi Wang
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Dec 16, 1996
Inventor
Guangyi Wang
Assignee (at issue)
ICN Pharmaceuticals, 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.