Granted Patent
Utility
US 6,001,939 · App. 08/813,392
Process for the polymerization of olefins
Inventors:
Bernard Van Der Schrick, Charles Detrez, Jiang Bian
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: Mar 7, 1997
Inventors
Bernard Van Der Schrick
Charles Detrez
Jiang Bian
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.