Granted Patent
Utility
US 5,502,104 · App. 08/195,780
Use of a copolymer for the preparation of aqueous emulsions
Inventors:
Gerd Hohner, Franz-Leo Heinrichs, Ju/ rgen Kainz
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Feb 14, 1994
Inventors
Gerd Hohner
Franz-Leo Heinrichs
Ju/ rgen 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.