Granted Patent
Utility
US 6,020,495 · App. 08/986,834
Stereoselective method for synthesizing dolaphenine
Inventors:
Xiaoyong Sun, Yesh P. Sachdeva, Donna Kaye Wilson, Richard L. Gabriel, Siya Ram
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Dec 8, 1997
Inventors
Xiaoyong Sun
Yesh P. Sachdeva
Donna Kaye Wilson
Richard L. Gabriel
Siya Ram
Assignee (at issue)
Pharm-Eco Laboratories, 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.