Granted Patent
Utility
US 6,197,980 · App. 09/377,488
4-Acetoxy-2.alpha.-benzoyloxy-5.beta.,20-epoxy-1.beta.,7.beta.,10.beta.-tri hydroxy-9-oxo-11-taxen-13.alpha.-yl(2R,3S)-3-t-butoxycarbonylamino-3-phenyl -2-hydroxypropionate trihydrate
Inventors:
Andre Durand, Alain Gerbaud, Rodolphe Margraff
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Aug 20, 1999
Inventors
Andre Durand
Alain Gerbaud
Rodolphe Margraff
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.