Granted Patent
Utility
US 4,748,959 · App. 07/045,510
Regulation of engine parameters in response to vapor recovery purge systems
Inventors:
Jeffrey A. Cook, Douglas R. Hamburg
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: May 4, 1987
Inventors
Jeffrey A. Cook
Douglas R. Hamburg
Assignee (at issue)
Ford Motor Company
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.