Granted Patent
Utility
US 6,303,639 · App. 09/407,973
Propanolamine derivatives substituted by heterocyclic radicals, processes for their preparation, pharmaceuticals comprising these compounds and their use
Inventors:
Wendelin Frick, Reinhard Kirsch, Heiner Glombik, Hubert Heuer
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Sep 29, 1999
Inventors
Wendelin Frick
Reinhard Kirsch
Heiner Glombik
Hubert Heuer
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.