Granted Patent
Utility
US 5,869,676 · App. 08/856,559
Process for the synthesis of ribonucleotide reductase inhibitors 3-AP and 3-AMP
Inventors:
Chuansheng Niu, Jun Li, Xiuyan Li, Terrence W. Doyle, Shu-Hui Chen
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: May 15, 1997
Inventors
Chuansheng Niu
Jun Li
Xiuyan Li
Terrence W. Doyle
Shu-Hui Chen
Assignee (at issue)
Vion 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.