Granted Patent
Utility
US 4,982,020 · App. 07/453,021
Process for direct hydrogenation of glyceride oils
Inventors:
Franz-Josef Carduck, Jurgen Falbe, Theo Fleckenstein, Joachim Pohl
Patented Case
View Patent ↗
Granted: Jan 1, 1991
Filed: Dec 20, 1989
Inventors
Franz-Josef Carduck
Jurgen Falbe
Theo Fleckenstein
Joachim Pohl
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.