Granted Patent
Utility
US 5,615,643 · App. 08/673,560
Fuel pumps for internal combustion engines
Inventor:
Raymond Hill
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Jul 1, 1996
Inventor
Raymond Hill
Assignee (at issue)
Orbital Engine Company (Australia) Pty Limited
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.