Granted Patent
Utility
US 5,199,570 · App. 07/801,363
Liquid transportation container
Inventor:
Kenneth M. McKenzie
Patented Case
View Patent ↗
Granted: Apr 6, 1993
Filed: Dec 2, 1991
Inventor
Kenneth M. McKenzie
Assignee (at issue)
BONAR 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.