Granted Patent
Utility
US 6,280,959 · App. 09/530,307
Metal complexes
Inventors:
John G. Gleason, Juan Luengo
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Apr 27, 2000
Inventors
John G. Gleason
Juan Luengo
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.