Granted Patent
Utility
US 5,948,830 · App. 08/793,216
Mixtures of liquid-crystal polymers and polyarylene sulfoxides, foams made of such mixtures, process for their producing the same and their use
Inventors:
Helmut Scheckenbach, Dirk Raudies, Andreas Schleicher, Georg Frank
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: May 2, 1997
Inventors
Helmut Scheckenbach
Dirk Raudies
Andreas Schleicher
Georg Frank
Assignee (at issue)
Ticona LLC
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.