Granted Patent
Utility
US 4,584,186 · App. 06/554,495
Radiolabelled metallocene derivatives
Inventors:
Martin Wenzel, Gert Schachschneider, Jan Nielsen
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: Nov 22, 1983
Inventors
Martin Wenzel
Gert Schachschneider
Jan Nielsen
Assignee (at issue)
Mallinckrodt Diagnostica (Holland) B.V.
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.