The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 19, 2005
Filed:
Aug. 01, 2000
Shahram Mihan, Ludwigshafen, DE;
Dieter Lilge, Limburgerhof, DE;
Paulus DE Lange, Wesseling, DE;
Günther Schweier, Friedelsheim, DE;
Martin Schneider, Ludwigshafen, DE;
Ursula Rief, Heddesheim, DE;
Udo Handrich, Hassloch, DE;
Johannes Hack, Grünstadt, DE;
Markus Enders, Heidelberg, DE;
Gunter Ludwig, Steinsfurt, DE;
Ralph Rudolph, Mannheim, DE;
Shahram Mihan, Ludwigshafen, DE;
Dieter Lilge, Limburgerhof, DE;
Paulus de Lange, Wesseling, DE;
Günther Schweier, Friedelsheim, DE;
Martin Schneider, Ludwigshafen, DE;
Ursula Rief, Heddesheim, DE;
Udo Handrich, Hassloch, DE;
Johannes Hack, Grünstadt, DE;
Markus Enders, Heidelberg, DE;
Gunter Ludwig, Steinsfurt, DE;
Ralph Rudolph, Mannheim, DE;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
Substituted monocyclopentadienyl, monoindenyl, monofluorenyl or heterocyclopentadienyl complexes of chromium, molybdenum or tungsten, wherein at least one of the substituents of the cyclopentadienyl ring carries a rigid donor function which is not exclusively bonded through sp-hybridized carbon or silicon atoms, and a process for polymerizing olefins.