Granted Patent
Utility
US 4,776,494 · App. 07/096,719
Unit dose dispensing collapsible tube adapted to dispense a viscious liquid therefrom
Inventor:
George H. Holoubek
Patented Case
View Patent ↗
Granted: Oct 11, 1988
Filed: Sep 14, 1987
Inventor
George H. Holoubek
Assignee (at issue)
Wheeling Stamping Company
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.