Granted Patent
Utility
US 5,573,750 · App. 08/447,133
Diagnostic imaging x-ray contrast agents
Inventor:
Baldev Singh
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: May 22, 1995
Inventor
Baldev Singh
Assignee (at issue)
Nano Systems L.L.C.
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.