Granted Patent
Utility
US 6,218,400 · App. 09/382,240
Treatment method using a cGMP-Specific PDE inhibitor
Inventors:
Alain Claude-Marie Daugan, Richard F. Labaudiniere
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Aug 24, 1999
Inventors
Alain Claude-Marie Daugan
Richard F. Labaudiniere
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.