Granted Patent
Utility
US 5,222,544 · App. 07/744,189
Bonding casting cores
Inventors:
George Dillon, Gary J. Holodnak, Nick Dadas
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Aug 12, 1991
Inventors
George Dillon
Gary J. Holodnak
Nick Dadas
Assignee (at issue)
Ford Motor Company
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.