Granted Patent
Utility
US 6,469,521 · App. 09/556,164
Method for measuring the state of oils or fats
Inventors:
Wolfgang Klun, Willem Geul
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Apr 21, 2000
Inventors
Wolfgang Klun
Willem Geul
Assignee (at issue)
Ebro Electronic GmbH & Co. KG
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.