Granted Patent
Utility
US 5,695,739 · App. 08/351,126
Derivatized DTPA complexes, pharmaceutical agents containing these compounds, their use, and processes for their production
Inventors:
Heribert Schmitt-Willich, Johannes Platzek, Heinz Gries, Gabrielle Schumann-Giampieri, Hanns-Joachim Weinmann, Hubert Vogler, Julius Deutsch, Jurgen Conrad
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Nov 30, 1994
Inventors
Heribert Schmitt-Willich
Johannes Platzek
Heinz Gries
Gabrielle Schumann-Giampieri
Hanns-Joachim Weinmann
Hubert Vogler
Julius Deutsch
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.