Granted Patent
Utility
US 5,965,503 · App. 08/549,833
Cleaning gel for hard surfaces containing one or more surfactants, an electrolyte, and an enzyme
Inventors:
Poul N.o slashed.rgaard Christensen, Bo Kalum, Otto Andresen
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Nov 3, 1995
Inventors
Poul N.o slashed.rgaard Christensen
Bo Kalum
Otto Andresen
Assignee (at issue)
Novo Nordisk A/S
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.