Granted Patent
Utility
US 4,153,421 · App. 05/687,146
Stabilized fuel slurry
Inventor:
Louis A. Marlin
Patented Case
View Patent ↗
Granted: May 8, 1979
Filed: May 17, 1976
Inventor
Louis A. Marlin
Assignee (at issue)
The Interlake Companies, 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.