Granted Patent
Utility
US 6,523,455 · App. 09/982,068
Compressor having an oil collection groove
Inventors:
Rodney James Callahan, Ronald James Mangiapane
Patented Case
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Granted: Feb 25, 2003
Filed: Oct 17, 2001
Inventors
Rodney James Callahan
Ronald James Mangiapane
Assignee (at issue)
Visteon Global Technologies, 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.