Granted Patent
Utility
US 5,743,949 · App. 08/761,842
Stable aqueous wax dispersions
Inventor:
Hans Jurgen Kainz
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Dec 9, 1996
Inventor
Hans Jurgen Kainz
Assignee (at issue)
Hoechst GmbH
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.