Granted Patent
Utility
US 5,467,901 · App. 08/327,181
Trigger sprayer operable in upright, downturned & inverted positions
Inventors:
Donald D. Foster, Philip L. Nelson
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Oct 21, 1994
Inventors
Donald D. Foster
Philip L. Nelson
Assignee (at issue)
Contico International, 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.