Granted Patent
Utility
US 4,732,268 · App. 06/857,139
Arrangement on conveyors
Inventor:
Uno Sjostrand
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Apr 29, 1986
Inventor
Uno Sjostrand
Assignee (at issue)
Tetra Pak International AB
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.