Granted Patent
Utility
US 5,641,850 · App. 08/555,957
Process for the preparation of liquid-crystalline polyorganosiloxanes containing (meth)acryloxy groups
Inventors:
Juergen Stohrer, Franz-Heinrich Kreuzer, Hans-Joachim Luckas
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Nov 9, 1995
Inventors
Juergen Stohrer
Franz-Heinrich Kreuzer
Hans-Joachim Luckas
Assignee (at issue)
Consortium für elektrochemische Industrie 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.