Granted Patent
Utility
US 4,553,954 · App. 06/532,824
Automatic case erector and sealer
Inventors:
Peter Clive Sewell, Gregory E. Rundle, Karl L. Hanson
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Sep 16, 1983
Inventors
Peter Clive Sewell
Gregory E. Rundle
Karl L. Hanson
Assignee (at issue)
Western Packaging Systems, Ltd.
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.