Granted Patent
Utility
US 6,680,414 · App. 10/014,517
Process for the hydrogenation of hydroformylation mixtures
Inventors:
Cord Knoop, Bernhard Scholz, Alfred Kaizik, Dietmar Gubisch, Joachim Schuler, Walter Totsch, Wilfried Buschken
Patented Case
View Patent ↗
Granted: Jan 20, 2004
Filed: Dec 14, 2001
Inventors
Cord Knoop
Bernhard Scholz
Alfred Kaizik
Dietmar Gubisch
Joachim Schuler
Walter Totsch
Wilfried Buschken
Assignee (at issue)
OXENO OLEFINCHEMIE 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.