Granted Patent
Utility
US 6,762,228 · App. 10/054,269
Flame-resistant, mineral-reinforced polycarbonate compositions with a high flow line strength
Inventors:
Andreas Seidel, Thomas Eckel, Uwe Peucker, Dieter Wittmann
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Jan 22, 2002
Inventors
Andreas Seidel
Thomas Eckel
Uwe Peucker
Dieter Wittmann
Assignee (at issue)
Bayer Aktiengesellschaft
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.