Granted Patent
Utility
US 6,423,712 · App. 09/157,241
2,4-Substituted imidazolidine derivatives, their preparation, their use and pharmaceutical preparations comprising them
Inventors:
Volkmar Wehner, Hans Ulrich Stilz, Wolfgang Schmidt, Dirk Seiffge
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Sep 18, 1998
Inventors
Volkmar Wehner
Hans Ulrich Stilz
Wolfgang Schmidt
Dirk Seiffge
Assignee (at issue)
Aventis Pharma 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.