Granted Patent
Utility
US 6,809,123 · App. 10/213,896
Production of hydrogen and higher hydrocarbons
Inventor:
Dennis L. Yakobson
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Aug 7, 2002
Inventor
Dennis L. Yakobson
Assignee (at issue)
Rentech, Inc.
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.