Granted Patent
Utility
US 6,489,359 · App. 10/050,076
Sulphoxybenzamides
Inventors:
Ralf Anderskewitz, Kurt Schromm, Franz Birke, Hans Michael Jennewein
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Oct 23, 2001
Inventors
Ralf Anderskewitz
Kurt Schromm
Franz Birke
Hans Michael Jennewein
Assignee (at issue)
BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG
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.