Granted Patent
Utility
US 6,150,541 · App. 09/367,387
4,10-.beta.-diacetoxy- 2.alpha.-benzoyloxy-5.beta.,20-epoxy-1-hydroxy-9-oxo-19-norcyclopropa[g]t ax-11-en-13.alpha.-yl (2R,3S)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenylpropionate dihydrate and its process of preparation
Inventors:
Eric Didier, Michel Lavigne, Jean-Rene Authelin
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Jun 10, 1998
Inventors
Eric Didier
Michel Lavigne
Jean-Rene Authelin
Assignee (at issue)
AVENTIS PHARMA 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.