Granted Patent
Utility
US 5,720,973 · App. 08/492,006
Preparation of colloidal aqueous solutions of active substances of low solubility and a lipid therefor
Inventors:
Joerg Rosenberg, Cynthia Romerdahl, Hans-Heinrich Gruenhagen
Patented Case
View Patent ↗
Granted: Feb 24, 1998
Filed: Jul 19, 1995
Inventors
Joerg Rosenberg
Cynthia Romerdahl
Hans-Heinrich Gruenhagen
Assignee (at issue)
Knoll, 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.