Granted Patent
Utility
US 6,083,951 · App. 09/211,231
Aryl-substituted pyrimidine sulphonamide compounds as endothelin antagonists
Inventor:
Robert Hugh Bradbury
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Dec 14, 1998
Inventor
Robert Hugh Bradbury
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.