Granted Patent
Utility
US 6,387,921 · App. 09/995,382
Substituted 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines and their use as pharmaceutical compositions
Inventors:
Matthias Grauert, Adrian Carter, Thomas Weiser, Helmut Ensinger, Wolfram Gaida, Joachim Mierau
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Nov 27, 2001
Inventors
Matthias Grauert
Adrian Carter
Thomas Weiser
Helmut Ensinger
Wolfram Gaida
Joachim Mierau
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.