Granted Patent
Utility
US 6,528,519 · App. 07/660,807
Use of tetrandrine and its derivatives to treat malaria
Inventor:
Knox Van Dyke
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Feb 28, 1991
Inventor
Knox Van Dyke
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.