Granted Patent
Utility
US 6,770,636 · App. 09/912,163
Phenyl-and phenylalkyl-substituted ethanolamines and ethylenediamines
Inventors:
Klaus Fuchs, Werner Stransky, Matthias Grauert, Adrian Carter, Wolfram Gaida, Thomas Weiser, Helmut Ensinger
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Jul 24, 2001
Inventors
Klaus Fuchs
Werner Stransky
Matthias Grauert
Adrian Carter
Wolfram Gaida
Thomas Weiser
Helmut Ensinger
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.