Granted Patent
Utility
US 6,609,537 · App. 09/709,347
Device for ventilating and venting a fuel tank
Inventors:
Hermann Horrer, Michael Koenig, Dieter Scheurenbrand, Timo Wiedel
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Nov 13, 2000
Inventors
Hermann Horrer
Michael Koenig
Dieter Scheurenbrand
Timo Wiedel
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.