Granted Patent
Utility
US 5,741,516 · App. 08/572,555
Sphingosomes for enhanced drug delivery
Inventors:
Murray Webb, Marcel Bally, Lawrence Mayer, James J. Miller, Paul Tardi
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Dec 14, 1995
Inventors
Murray Webb
Marcel Bally
Lawrence Mayer
James J. Miller
Paul Tardi
Assignee (at issue)
Inex Pharmaceuticals Corporation
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.