Granted Patent
Utility
US 4,590,205 · App. 06/570,450
Antiinflammatory and/or analgesic 2,3-diaryl-5-halo thiophenes
Inventor:
Stephen B. Haber
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Jan 17, 1984
Inventor
Stephen B. Haber
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.