Granted Patent
Utility
US 5,181,610 · App. 07/883,747
Flexible container with nonstick interior
Inventors:
James R. Quick, Robert L. Gordon
Patented Case
View Patent ↗
Granted: Jan 26, 1993
Filed: May 15, 1992
Inventors
James R. Quick
Robert L. Gordon
Assignee (at issue)
INTERNATIONAL PAPER COMPANY
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.