Granted Patent
Utility
US 6,437,047 · App. 09/743,122
Polyethylene compositions having improved mechanical properties and improved processability in the melted state
Inventors:
Giuliano Cecchin, Gianni Collina, Massimo Covezzi, Marco Ciarafoni, Remo Anibaldi
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Jan 5, 2001
Inventors
Giuliano Cecchin
Gianni Collina
Massimo Covezzi
Marco Ciarafoni
Remo Anibaldi
Assignee (at issue)
Basell Polyolefine GmbH
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.