IP Library Granted Patent US 6,539,899
Granted Patent Utility
US 6,539,899 · App. 10/074,902

Rotary valve for single-point coolant diversion in engine cooling system

Inventors: Davide Fausto Piccirilli, Leonhard Bartsch, Keith E. Liederman, Matti K. Vint, Joseph V. Bejster, Nicholas Harmer, Martin Green, Mathew Haigh, Ali Jalilevand
Patented Case View Patent ↗
Granted: Apr 1, 2003 Filed: Feb 11, 2002
Inventors
Davide Fausto Piccirilli
Leonhard Bartsch
Keith E. Liederman
Matti K. Vint
Joseph V. Bejster
Nicholas Harmer
Martin Green
Mathew Haigh
Ali Jalilevand
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.

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Quick Facts
Patent No.
US 6,539,899
App. No.
10/074,902
Filed
2002-02-11
Granted
2003-04-01
Kind
B1