Granted Patent
Utility
US 4,714,607 · App. 06/739,228
NMR contrast agents
Inventor:
Jo Klaveness
Patented Case
View Patent ↗
Granted: Dec 22, 1987
Filed: May 30, 1985
Inventor
Jo Klaveness
Assignee (at issue)
Nycomed AS
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.