Granted Patent
Utility
US 5,559,105 · App. 08/374,544
Endothelin receptor antagonists
Inventors:
Deborah L. Bryan, John Duncan Elliott
Patented Case
View Patent ↗
Granted: Sep 24, 1996
Filed: Jan 17, 1995
Inventors
Deborah L. Bryan
John Duncan Elliott
Assignee (at issue)
SmithKline Beecham 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.