Granted Patent
Utility
US 5,972,269 · App. 08/909,693
Method of forming cavities in ceramic or metal injection molded parts using a fugitive core
Inventors:
Eduardo L. Barros, Eugene R. Andreotti
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Aug 12, 1997
Inventors
Eduardo L. Barros
Eugene R. Andreotti
Assignee (at issue)
Taurus International Manufacturing, 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.