Granted Patent
Utility
US 5,449,727 · App. 08/115,459
Acrylate resins as binders for color concentrates
Inventors:
Manfred Krieg, Hans Lichtenstein, Ludwig Hosch, Guenther Ittmann
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Sep 1, 1993
Inventors
Manfred Krieg
Hans Lichtenstein
Ludwig Hosch
Guenther Ittmann
Assignee (at issue)
ROHM CO., LTD.
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.