Granted Patent
Utility
US 5,624,662 · App. 08/487,287
Liposoluble heterocyclic compounds useful as magnetic resonance imaging agents
Inventors:
Evan C. Unger, DeKang Shen
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Jun 7, 1995
Inventors
Evan C. Unger
DeKang Shen
Assignee (at issue)
ImaRx Pharmaceutical Corp.
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.