Granted Patent
Utility
US 4,141,711 · App. 05/868,352
Automatic parison freeze for a glassware forming machine
Inventor:
Eric R. Zabor
Patented Case
View Patent ↗
Granted: Feb 27, 1979
Filed: Jan 10, 1978
Inventor
Eric R. Zabor
Assignee (at issue)
Owens-Illinois 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.