Granted Patent
Utility
US 5,887,761 · App. 08/786,261
Dual fluid dispenser
Inventors:
Donald D. Foster, Martin S. Laffey
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Jan 22, 1997
Inventors
Donald D. Foster
Martin S. Laffey
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.