Granted Patent
Utility
US 4,290,964 · App. 06/126,081
Undescanoic acids and esters thereof
Inventors:
Dieter Reinehr, Paul Lienhard
Patented Case
View Patent ↗
Granted: Sep 22, 1981
Filed: Feb 29, 1980
Inventors
Dieter Reinehr
Paul Lienhard
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.