Granted Patent
Utility
US 4,312,670 · App. 06/116,619
System for stretch casting filamentary shaped bodies
Inventor:
Stephen L. Colucci
Patented Case
View Patent ↗
Granted: Jan 26, 1982
Filed: Jan 29, 1980
Inventor
Stephen L. Colucci
Assignee (at issue)
National Standard 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.