Granted Patent
Utility
US 5,700,798 · App. 08/541,782
Methods for using benzoxazines for treating asthma
Inventors:
Frederick J. Brown, Keith Russell, Paul Warwick
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Oct 10, 1995
Inventors
Frederick J. Brown
Keith Russell
Paul Warwick
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.