Granted Patent
Utility
US 6,475,424 · App. 09/079,096
Multi-process molding method and article produced by same
Inventor:
Dick T. van Manen
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: May 14, 1998
Inventor
Dick T. van Manen
Assignee (at issue)
Cambridge Industries, 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.