Granted Patent
Utility
US 6,073,487 · App. 09/131,870
Evaporative system leak detection for an evaporative emission control system
Inventor:
Gary Dawson
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Aug 10, 1998
Inventor
Gary Dawson
Assignee (at issue)
Chrysler Group 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.