Granted Patent
Utility
US 6,225,421 · App. 09/136,426
Process for the manufacture of a composition comprising ethylene polymers
Inventors:
Michel Promel, Bruno Moens
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Aug 20, 1998
Inventors
Michel Promel
Bruno Moens
Assignee (at issue)
Solvay Polyolefins Europe-Belgium (Societe Anonyme)
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.