Granted Patent
Utility
US 5,684,215 · App. 07/999,191
One stage process for the preparation of alcohols
Inventors:
Gerhardt Horn, Carl D. Frohning
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Dec 28, 1992
Inventors
Gerhardt Horn
Carl D. Frohning
Assignee (at issue)
Hoechst GmbH
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.