Granted Patent
Utility
US 5,171,217 · App. 07/662,194
Method for delivery of smooth muscle cell inhibitors
Inventors:
Keith L. March, David R. Hathaway, Robert L. Wilensky
Patented Case
View Patent ↗
Granted: Dec 15, 1992
Filed: Feb 28, 1991
Inventors
Keith L. March
David R. Hathaway
Robert L. Wilensky
Assignee (at issue)
THE TRUSTEES OF INDIANA UNIVERSITY
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.