Granted Patent
Utility
US 6,150,451 · App. 09/253,541
Method and composition for providing repulpable moisture vapor barrier coating for flexible packaging
Inventor:
Serge Berube
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Feb 22, 1999
Inventor
Serge Berube
Assignee (at issue)
Le Groupe Recherche I,D. 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.