Granted Patent
Utility
US 5,952,333 · App. 08/930,044
Quinazoline derivative
Inventor:
Andrew J. Barker
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Sep 26, 1997
Inventor
Andrew J. Barker
Assignee (at issue)
Zeneca 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.