Granted Patent
Utility
US 5,980,948 · App. 08/699,896
Polyetherester copolymers as drug delivery matrices
Inventors:
Jaap H. Goedemoed, Wim E. Hennink
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Aug 16, 1996
Inventors
Jaap H. Goedemoed
Wim E. Hennink
Assignee (at issue)
Osteotech, 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.