Granted Patent
Utility
US 6,444,169 · App. 09/883,874
Test-device for threshold glucose detection in urine
Inventors:
Vladimir Evtodienko, Iouri Evtodienko, Lydia Dobler, Michael A. Van Lente, Ronald A. Lewis
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Jun 18, 2001
Inventors
Vladimir Evtodienko
Iouri Evtodienko
Lydia Dobler
Michael A. Van Lente
Ronald A. Lewis
Assignees (at issue)
Ralston Purina Company
Environmental Test Systems, 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.