Granted Patent
Utility
US 6,696,583 · App. 10/161,761
Method for preparing fatty acid alkyl esters
Inventors:
Michael Koncar, Martin Mittelbach, Helmut Gossler, Wilhelm Hammer
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Jun 4, 2002
Inventors
Michael Koncar
Martin Mittelbach
Helmut Gossler
Wilhelm Hammer
Assignees (at issue)
Michael Koncar
Martin Mittelbach
BDI Anlagenbau Gesellschaft m.b.H.
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.