Granted Patent
Utility
US 5,393,293 · App. 08/214,513
Method and apparatus for forming a shrinkable bag having an integral handle
Inventors:
Philip F. Cilia, Vytautas Kupcikevicius
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Mar 18, 1994
Inventors
Philip F. Cilia
Vytautas Kupcikevicius
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.