Granted Patent
Utility
US 6,789,406 · App. 10/097,387
Methods of forming angled orifices in an orifice plate
Inventor:
Dale Spencer
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Mar 15, 2002
Inventor
Dale Spencer
Assignee (at issue)
Siemens VDO Automotive 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.