Granted Patent
Utility
US 5,569,922 · App. 08/507,724
Portable fuel analyzer for the diagnosis of fuel-related problems on-site at the vehicle service bay
Inventor:
Richard H. Clarke
Patented Case
View Patent ↗
Granted: Oct 29, 1996
Filed: Jul 26, 1995
Inventor
Richard H. Clarke
Assignee (at issue)
Boston Advanced Technologies, 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.