Granted Patent
Utility
US 6,557,783 · App. 09/990,314
Telescoping foamer nozzle
Inventors:
Donald D. Foster, Philipp L. Nelson, Jeffrey P. Stark
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Nov 23, 2001
Inventors
Donald D. Foster
Philipp L. Nelson
Jeffrey P. Stark
Assignee (at issue)
Continental Sprayers International, 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.