Granted Patent
Utility
US 6,782,865 · App. 10/104,111
Method and apparatus for control of a variable displacement engine for fuel economy and performance
Inventors:
Allen B. Rayl, Gregory P. Matthews
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Mar 22, 2002
Inventors
Allen B. Rayl
Gregory P. Matthews
Assignee (at issue)
General Motors LLC
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.