Granted Patent
Utility
US 5,560,903 · App. 08/462,681
Method of enhancing paramagnetism in chelates for MRI
Inventors:
Heinz Gries, Douwe Rosenberg, Hanns-Joachim Weinmann, Ulrich Speck, Wolfgang Mutzel, Georg-Alexander Hoyer, Heinrich Pfeiffer, Franz-Josef Renneke
Patented Case
View Patent ↗
Granted: Oct 1, 1996
Filed: Jun 5, 1995
Inventors
Heinz Gries
Douwe Rosenberg
Hanns-Joachim Weinmann
Ulrich Speck
Wolfgang Mutzel
Georg-Alexander Hoyer
Heinrich Pfeiffer
Franz-Josef Renneke
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.