Granted Patent
Utility
US 4,833,255 · App. 07/071,436
Process for the preparation of indoline
Inventors:
Milos Rusek, Hermann Kny
Patented Case
View Patent ↗
Granted: May 23, 1989
Filed: Jul 9, 1987
Inventors
Milos Rusek
Hermann Kny
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.