Granted Patent
Utility
US 6,692,144 · App. 09/565,595
Method for determining the freezing temperature of a liquid, and a device intended therefore
Inventors:
Rainer Kober, Sven Petzold
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: May 4, 2000
Inventors
Rainer Kober
Sven Petzold
Assignee (at issue)
Mannesmann VDO AG
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.