Granted Patent
Utility
US 6,790,013 · App. 10/192,578
Variable displacement vane pump with variable target regulator
Inventors:
Douglas G. Hunter, Albin J. Niemiec
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Jul 10, 2002
Inventors
Douglas G. Hunter
Albin J. Niemiec
Assignee (at issue)
BorgWarner Inc.
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.