Granted Patent
Utility
US 6,740,184 · App. 10/272,742
High speed method of making plastic film and nonwoven laminates
Inventors:
Robert M. Mortellite, Thomas G. Mushaben, Pai-Chuan Wu
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Oct 17, 2002
Inventors
Robert M. Mortellite
Thomas G. Mushaben
Pai-Chuan Wu
Assignee (at issue)
Clopay Plastic Products Company, 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.