Granted Patent
Utility
US 5,744,166 · App. 08/576,877
Drug delivery compositions
Inventor:
Lisbeth Illum
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Dec 21, 1995
Inventor
Lisbeth Illum
Assignee (at issue)
Danbiosyst UK Limited
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.