Granted Patent
Utility
US 5,290,613 · App. 07/919,399
Deodorized multilayer film with vinylidene chloride copolymer barrier
Inventors:
Jeffrey M. Shuetz, Stephen J. Vicik
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Jul 29, 1992
Inventors
Jeffrey M. Shuetz
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.