Granted Patent
Utility
US 6,231,859 · App. 08/982,731
Saponin adjuvant compositions
Inventor:
Charlotte A. Kensil
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Dec 2, 1997
Inventor
Charlotte A. Kensil
Assignee (at issue)
Aquila Biopharmaceuticals 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.