Granted Patent
Utility
US 6,364,167 · App. 09/570,423
Pump dispenser package
Inventors:
John Safian, Richard R. Johnston
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: May 12, 2000
Inventors
John Safian
Richard R. Johnston
Assignee (at issue)
Owens-Brockway Plastic Products 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.