Granted Patent
Utility
US 6,306,583 · App. 08/445,474
Human brain phosphodiesterase
Inventors:
George P. Livi, Megan M. McLaughlin, Theodore Torphy
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: May 22, 1995
Inventors
George P. Livi
Megan M. McLaughlin
Theodore Torphy
Assignee (at issue)
SmithKline Beecham Limited
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.