Granted Patent
Utility
US 5,685,445 · App. 08/490,531
Anti-backoff removable closure for connecting a manually actuated liquid dispenser to a container
Inventor:
Douglas B. Dobbs
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Jun 14, 1995
Inventor
Douglas B. Dobbs
Assignee (at issue)
Calmar Holdings LLC
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.