Granted Patent
Utility
US 6,828,366 · App. 10/220,646
Flame-resistant polycarbonate moulding compounds
Inventors:
Andreas Seidel, Thomas Eckel, Bernd Keller, Dieter Wittmann
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Sep 3, 2002
Inventors
Andreas Seidel
Thomas Eckel
Bernd Keller
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.