Granted Patent
Utility
US 6,806,375 · App. 10/369,841
Process for the production of purine derivatives and intermediates therefor
Inventors:
Richard Freer, Graham Richard Geen, Thomas W. Ramsay, Andrew Colin Share, Neil Smith
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Feb 19, 2003
Inventors
Richard Freer
Graham Richard Geen
Thomas W. Ramsay
Andrew Colin Share
Neil Smith
Assignee (at issue)
Novartis International Pharmaceutical, Ltd.
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.