Granted Patent
Utility
US 6,758,656 · App. 10/126,190
Multi-stage internal gear/turbine fuel pump
Inventors:
Eugen Maier, Michael Raymond Raney
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Apr 19, 2002
Inventors
Eugen Maier
Michael Raymond Raney
Assignee (at issue)
Delphi Technologies
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.