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:
Sep. 28, 2010
Filed:
Mar. 15, 2006
Marco Sacco, Ferrara, IT;
Ilya Nifant'ev, Moscow, RU;
Pavel Ivchenko, Moscow, RU;
Vladimir Bagrov, Moscow, RU;
Francesca Focante, Ancona, IT;
Marco Sacco, Ferrara, IT;
Ilya Nifant'ev, Moscow, RU;
Pavel Ivchenko, Moscow, RU;
Vladimir Bagrov, Moscow, RU;
Francesca Focante, Ancona, IT;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
A bridged metallocene compound of formula (I) wherein: M is a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group optionally containing hetematoms; L is a divalent bridging group; Ris a linear CChydrocarbon radical optionally containing hetexoatonis; T, T, Tand Tare an oxygen or sulfur atom or a C(R)group with the proviso that at least one group between Tand Tis an oxygen or a sulfur atom; wherein R, are hydrogen atoms or a C-Chydrocarbon radical; n is 1, 2 or 3; Ris a hydrogen atom or a C-Chydro carbon radical; W is an aromatic 5 or 6 membered ring.