Granted Patent
Utility
US 6,311,675 · App. 09/755,478
Vent valve and fuel pump module
Inventors:
Lynwood F. Crary, Mark Johansen
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Jan 5, 2001
Inventors
Lynwood F. Crary
Mark Johansen
Assignee (at issue)
WALBRO 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.