Granted Patent
Utility
US 6,441,068 · App. 09/485,341
Flame-resistant reinforced polycarbonate ABS moulding materials
Inventors:
Thomas Eckel, Dieter Wittmann, Bernd Keller, Heinrich Alberts
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Feb 7, 2000
Inventors
Thomas Eckel
Dieter Wittmann
Bernd Keller
Heinrich Alberts
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.