Granted Patent
Utility
US 6,828,448 · App. 10/450,312
Methanesulphonamido-benzofuran, preparation method and use thereof as synthesis intermediate
Inventors:
Noel Fino, Corinne Leroy
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Jun 10, 2003
Inventors
Noel Fino
Corinne Leroy
Assignee (at issue)
Sanofi-Synthelabo
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.