Granted Patent
Utility
US 6,831,069 · App. 09/797,549
Pyrrolo[2,3-d]pyrimidine nucleoside analogs
Inventors:
Robert Tam, Guangyi Wang, Johnson Yiu-Nam LAU, Zhi Hong
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: Feb 28, 2001
Inventors
Robert Tam
Guangyi Wang
Johnson Yiu-Nam LAU
Zhi Hong
Assignee (at issue)
Ribapharm 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.