Granted Patent
Utility
US 5,684,159 · App. 08/732,024
L-tartaric acid salt of a (1R) diastereomer of a 2-azadihydroxybicyclo2.2.1!heptane compound and the preparation of 2-azabicyclo2.2.1!heptane compounds
Inventors:
Michael K. O'Brien, Patrick Leon, Denis Largeau, Matthew R. Powers, Thierry Durand
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Oct 16, 1996
Inventors
Michael K. O'Brien
Patrick Leon
Denis Largeau
Matthew R. Powers
Thierry Durand
Assignee (at issue)
RHONE-POULENC RORER S.A.
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.