Granted Patent
Utility
US 6,756,129 · App. 10/324,173
Polymer blend compositions
Inventor:
Jean C. St. Arnauld
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Dec 20, 2002
Inventor
Jean C. St. Arnauld
Assignee (at issue)
MeadWestvaco Corporation
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.