Granted Patent
Utility
US 6,772,741 · App. 10/446,513
High vacuum purge arrangement for vapor canisters
Inventors:
Alan T. Pittel, Ann Weimer, Chris G. Hadre
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: May 28, 2003
Inventors
Alan T. Pittel
Ann Weimer
Chris G. Hadre
Assignees (at issue)
Daimlerchrysler AG
Behr America, 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.