Granted Patent
Utility
US 6,221,897 · App. 09/398,315
Benzothiepine 1,1-dioxide derivatives, a process for their preparation, pharmaceuticals comprising these compounds, and their use
Inventors:
Wendelin Frick, Alfons Enhsen, Heiner Glombik, Hubert Heuer
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Sep 20, 1999
Inventors
Wendelin Frick
Alfons Enhsen
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.