Granted Patent
Utility
US 5,459,196 · App. 08/075,208
Reactive water-emulsifiable binders and their use for the production of lacquers
Inventors:
Burkhard Kressdorf, Wolfgang Dannhorn, Erhard Luhmann, Lutz Hoppe
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Jun 10, 1993
Inventors
Burkhard Kressdorf
Wolfgang Dannhorn
Erhard Luhmann
Lutz Hoppe
Assignee (at issue)
Wolff Walsrode 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.