Granted Patent
Utility
US 6,403,580 · App. 09/935,498
Quinazolines, pharmaceutical compositions containing these compounds, their use and processes for preparing them
Inventors:
Frank Himmelsbach, Elke Langkopf, Birgit Jung, Stefan Blech, Flavio Solca
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Aug 23, 2001
Inventors
Frank Himmelsbach
Elke Langkopf
Birgit Jung
Stefan Blech
Flavio Solca
Assignee (at issue)
BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG
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.