Granted Patent
Utility
US 4,538,759 · App. 06/695,741
Can carton with three ply handle structure
Inventor:
Daniel P. Dutcher
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: Jan 28, 1985
Inventor
Daniel P. Dutcher
Assignee (at issue)
Champion International Corporation Limited
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.