Granted Patent
Utility
US 6,074,715 · App. 09/105,623
Heat shrinkable barrier bags
Inventors:
Keith D. Lind, John P. Eckstein, Robert J. Blemberg, Roger Kaas, George H. Walbrun
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Jun 26, 1998
Inventors
Keith D. Lind
John P. Eckstein
Robert J. Blemberg
Roger Kaas
George H. Walbrun
Assignee (at issue)
Pechiney Plastic Packaging, 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.