Granted Patent
Utility
US 4,600,534 · App. 06/662,313
Process and intermediates for manufacture of 3-(5-amino-1-carboxypentylamino)-tetrahydro-1-benzazepin-2-one-1-acetic acid
Inventors:
Joseph Bach, Stephen K. Boyer
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Oct 18, 1984
Inventors
Joseph Bach
Stephen K. Boyer
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.