Granted Patent
Utility
US 4,332,939 · App. 06/246,968
Process for the preparation of fluorinated s-triazines
Inventors:
Gottfried Seifert, Sebastian Staubli
Patented Case
View Patent ↗
Granted: Jun 1, 1982
Filed: Mar 24, 1981
Inventors
Gottfried Seifert
Sebastian Staubli
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.