Granted Patent
Utility
US 5,563,206 · App. 08/433,485
Polyurethane dispersions and their use as binders in stoving lacquers
Inventors:
Ulrich Eicken, Alfred Westfechtel, Rainer Hoefer, Roland Gruetzmacher
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: May 11, 1995
Inventors
Ulrich Eicken
Alfred Westfechtel
Rainer Hoefer
Roland Gruetzmacher
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.