Granted Patent
Utility
US 5,865,343 · App. 08/854,974
Chemical dispensing system
Inventors:
Bruce D. Busch, Michael T. Oldsberg
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: May 13, 1997
Inventors
Bruce D. Busch
Michael T. Oldsberg
Assignee (at issue)
Fremont Industries, 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.