Granted Patent
Utility
US 5,486,515 · App. 08/239,637
2-fluoroalkyl-1,4-benzoxaxines as potassium channel mediators
Inventors:
Frederick J. Brown, Keith Russell, Paul Warwick
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: May 9, 1994
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.