Granted Patent
Utility
US 5,225,679 · App. 07/825,062
Methods and apparatus for determining hydrocarbon fuel properties
Inventors:
Richard H. Clarke, Deming Tang
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Jan 24, 1992
Inventors
Richard H. Clarke
Deming Tang
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.