Granted Patent
Utility
US 6,001,839 · App. 09/042,702
Substituted 4-amino-7H-pyrrolo [2,3,-d]-pyrimidines as PTK inhibitors
Inventors:
David J. Calderwood, David Johnston, Paul Rafferty, Helen L. Twigger, Rainer Munschauer, Lee D. Arnold
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: Mar 17, 1998
Inventors
David J. Calderwood
David Johnston
Paul Rafferty
Helen L. Twigger
Rainer Munschauer
Lee D. Arnold
Assignee (at issue)
BASF SE
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.