Granted Patent
Utility
US 5,843,399 · App. 08/484,317
DTPA monoamides for MRI
Inventors:
Heinz Gries, Erich Klieger, Bernd Raduchel, Heribert Schmitt-Willich, Hanns-Joachim Weinmann, Hubert Vogler, Gabriele Schuhmann-Giampieri, Jurgen Conrad
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Jun 7, 1995
Inventors
Heinz Gries
Erich Klieger
Bernd Raduchel
Heribert Schmitt-Willich
Hanns-Joachim Weinmann
Hubert Vogler
Gabriele Schuhmann-Giampieri
Jurgen Conrad
Assignee (at issue)
SCHERING CORPORATION
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.