Granted Patent
Utility
US 6,202,478 · App. 09/375,621
Evaporative system leak detection feature after a refueling event
Inventors:
William B. Blomquist, Roland T. Richardson, Gary Dawson
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Aug 17, 1999
Inventors
William B. Blomquist
Roland T. Richardson
Gary Dawson
Assignee (at issue)
Daimlerchrysler AG
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.