Granted Patent
Utility
US 6,227,806 · App. 09/393,644
Lift pump guard
Inventor:
Felix Libfeld
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Sep 10, 1999
Inventor
Felix Libfeld
Assignee (at issue)
Stanadyne Automotive Corp.
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.