Granted Patent
Utility
US 6,155,459 · App. 09/196,822
Spray dispenser
Inventors:
Gerrit K. Bunschoten, Norman Jason Pritchard
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Nov 20, 1998
Inventors
Gerrit K. Bunschoten
Norman Jason Pritchard
Assignee (at issue)
Diversey Lever, 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.