Granted Patent
Utility
US 6,458,302 · App. 09/535,674
System and method for forming plastic articles
Inventor:
Eric H. Shifflet
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Mar 23, 2000
Inventor
Eric H. Shifflet
Assignee (at issue)
Tekni-Plex, 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.