Granted Patent
Utility
US 5,137,902 · App. 07/650,258
4-Alkylimidazole derivatives and anti-hypertensive use thereof
Inventor:
David J. Carini
Patented Case
View Patent ↗
Granted: Aug 11, 1992
Filed: Feb 4, 1991
Inventor
David J. Carini
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.