Granted Patent
Utility
US 5,955,607 · App. 09/160,304
Sulfonamide-substituted chromans, processes for their preparation, their use as a medicament or diagnostic, and pharmaceutical preparations comprising them
Inventors:
Joachim Brendel, Uwe Gerlach, Hans-Jochen Lang, Klaus Weidmann
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Sep 25, 1998
Inventors
Joachim Brendel
Uwe Gerlach
Hans-Jochen Lang
Klaus Weidmann
Assignee (at issue)
Hoechst Marion Roussel Deutschland GmbH
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.