Granted Patent
Utility
US 6,784,179 · App. 10/068,114
Tetracyclic derivatives, process of preparation and use
Inventor:
Alain Claude-Marie Daugan
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Feb 5, 2002
Inventor
Alain Claude-Marie Daugan
Assignee (at issue)
ICOS CORPORATION
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.