Granted Patent
Utility
US 4,447,608 · App. 06/435,215
Anti-cancer quinazoline derivatives
Inventors:
Terence R. Jones, Kenneth R. Harrap, Alan Hilary Calvert
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Oct 19, 1982
Inventors
Terence R. Jones
Kenneth R. Harrap
Alan Hilary Calvert
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT CORPORATION
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.