Granted Patent
Utility
US 5,244,022 · App. 07/951,505
Fuel flow activated fuel vapor control apparatus
Inventor:
David R. Gimby
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Sep 25, 1992
Inventor
David R. Gimby
Assignee (at issue)
Borg-Warner Automotive, 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.