Granted Patent
Utility
US 5,919,793 · App. 08/537,827
Heterocyclic derivatives
Inventors:
George R. Brown, Paul Robert Owen Whittamore, David R. Brittain
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: Oct 26, 1995
Inventors
George R. Brown
Paul Robert Owen Whittamore
David R. Brittain
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.