Granted Patent
Utility
US 4,339,618 · App. 06/160,254
Process for the production of substituted nitroaryl compounds
Inventor:
Manfred Rosner
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Jun 17, 1980
Inventor
Manfred Rosner
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.