Granted Patent
Utility
US 4,865,780 · App. 07/152,715
Process for producing irradiated multilayer film for primal meat packaging
Inventors:
Stanley Lustig, Jeffrey M. Schuetz, Stephen J. Vicik
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Feb 5, 1988
Inventors
Stanley Lustig
Jeffrey M. Schuetz
Stephen J. Vicik
Assignee (at issue)
Viskase Companies, 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.