Granted Patent
Utility
US 5,531,249 · App. 08/405,479
Valve block assembly for I.S. machine
Inventor:
Joseph A. Borbone
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Mar 16, 1995
Inventor
Joseph A. Borbone
Assignee (at issue)
Emhart Glass Machinery Investments 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.