Granted Patent
Utility
US 6,730,754 · App. 09/936,832
Process for producing substantially amorphous propylene-based polymers
Inventors:
Luigi Resconi, Simona Guidotti, Giovanni Baruzzi, Cristiano Grandini, Ilya Nifant'ev, Igor Kashulin, Pavel V. Ivchenko
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Sep 18, 2001
Inventors
Luigi Resconi
Simona Guidotti
Giovanni Baruzzi
Cristiano Grandini
Ilya Nifant'ev
Igor Kashulin
Pavel V. Ivchenko
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.