Granted Patent
Utility
US 5,461,113 · App. 08/208,820
Propylene graft copolymers
Inventors:
Bernd Lothar Marczinke, Patrik Mueller, Juergen Kerth
Patented Case
View Patent ↗
Granted: Oct 24, 1995
Filed: Mar 11, 1994
Inventors
Bernd Lothar Marczinke
Patrik Mueller
Juergen Kerth
Assignee (at issue)
BASF SE
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.