Granted Patent
Utility
US 5,820,848 · App. 08/315,988
Methods of preparing interdigitation-fusion liposomes and gels which encapsulate a bioactive agent
Inventors:
Lawrence Boni, Andrew S. Janoff, Sharma R. Minchey, Walter Perkins, Christine E. Swenson, Patrick L. Ahl, Thomas S. Davis
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Sep 30, 1994
Inventors
Lawrence Boni
Andrew S. Janoff
Sharma R. Minchey
Walter Perkins
Christine E. Swenson
Patrick L. Ahl
Thomas S. Davis
Assignee (at issue)
The Liposome Company, 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.