Granted Patent
Utility
US 4,304,948 · App. 06/163,763
Process for conversion of butane to gasoline
Inventors:
Bipin V. Vora, Dennis J. Ward
Patented Case
View Patent ↗
Granted: Dec 8, 1981
Filed: Jun 27, 1980
Inventors
Bipin V. Vora
Dennis J. Ward
Assignee (at issue)
UOP LLC
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.