Granted Patent
Utility
US 6,524,552 · App. 09/785,177
Contrast agents
Inventors:
Jo Klaveness, Anne Naevestad, Alan Cuthbertson
Patented Case
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Granted: Feb 25, 2003
Filed: Feb 20, 2001
Inventors
Jo Klaveness
Anne Naevestad
Alan Cuthbertson
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.