Granted Patent
Utility
US 5,464,556 · App. 08/130,106
Composition for the paint spray treatment using secondary alcohol esters in water
Inventors:
Edwin C. Zuerner, Robert R. Ratzelt, Norman Foster
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: Sep 30, 1993
Inventors
Edwin C. Zuerner
Robert R. Ratzelt
Norman Foster
Assignee (at issue)
Nortru, 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.