Granted Patent
Utility
US 6,779,693 · App. 10/324,037
Weighted dip tube for a manual dispenser
Inventors:
Steve L. Sweeton, Joseph R. Krestine
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Dec 20, 2002
Inventors
Steve L. Sweeton
Joseph R. Krestine
Assignee (at issue)
Saint-Gobain Calmar 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.