Granted Patent
Utility
US 4,324,739 · App. 06/135,800
Dimethylamino derivatives and their use
Inventors:
Helmut Zondler, Roland Moser
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Mar 31, 1980
Inventors
Helmut Zondler
Roland Moser
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.