Granted Patent
Utility
US 6,435,259 · App. 09/748,792
Core assembly method for cylinder head castings
Inventors:
Stephen Baker, Joshua M. Werling
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Dec 22, 2000
Inventors
Stephen Baker
Joshua M. Werling
Assignee (at issue)
International Engine Intellectual Property Company, 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.