Granted Patent
Utility
US 4,472,422 · App. 06/506,605
Antihypertensive 4,5-diaryl-.alpha.-polyfluoro-alkyl-1H-imidazole-2-methanamines
Inventor:
Joel G. Whitney
Patented Case
View Patent ↗
Granted: Sep 18, 1984
Filed: Jun 24, 1983
Inventor
Joel G. Whitney
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.