Granted Patent
Utility
US 6,815,682 · App. 10/033,709
Infrared sensing of concentration of methanol's aqueous solution
Inventors:
Arnold Z. Rabinovich, Evangelos V. Diatzikis, Jeffrey Wayne Mullen, Daryl Tulimieri
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Dec 28, 2001
Inventors
Arnold Z. Rabinovich
Evangelos V. Diatzikis
Jeffrey Wayne Mullen
Daryl Tulimieri
Assignees (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
ABB RESEARCH LTD.
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.