Granted Patent
Utility
US 6,800,783 · App. 10/204,619
Method for the synthesis of aliphatic carboxylic acids from aldehydes
Inventors:
Helmut Springer, Peter Lappe
Patented Case
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Granted: Oct 5, 2004
Filed: Sep 5, 2002
Inventors
Helmut Springer
Peter Lappe
Assignee (at issue)
CELANESE CHEMICALS EUROPE 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.