Granted Patent
Utility
US 6,062,840 · App. 08/922,208
Hot runner system for coinjection molding
Inventors:
Christopher Lee, Mark Moss
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Sep 2, 1997
Inventors
Christopher Lee
Mark Moss
Assignee (at issue)
Dynisco Hotrunners, 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.