Granted Patent
Utility
US 5,320,118 · App. 08/019,785
Apparatus for dispensing solid rinse aids
Inventor:
Peter J. Fernholz
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Feb 19, 1993
Inventor
Peter J. Fernholz
Assignee (at issue)
ECOLAB 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.