Granted Patent
Utility
US 4,473,575 · App. 06/465,695
3-Amino-(1)-benzazepin-2-one-1-alkanoic acids
Inventor:
Jeffrey W. H. Watthey
Patented Case
View Patent ↗
Granted: Sep 25, 1984
Filed: Feb 10, 1983
Inventor
Jeffrey W. H. Watthey
Assignee (at issue)
Ciba-Geigy
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.