Granted Patent
Utility
US 5,525,348 · App. 08/333,616
Coating compositions comprising pharmaceutical agents
Inventors:
Richard J. Whitbourne, Margaret A. Mangan
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Nov 2, 1994
Inventors
Richard J. Whitbourne
Margaret A. Mangan
Assignee (at issue)
STS Biopolymers, 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.