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:
Dec. 17, 1996
Filed:
Mar. 01, 1995
Applicant:
Inventors:
Franz Langhauser, Bad D urkheim, DE;
David Fischer, G onnheim, DE;
J urgen Kerth, Carlsberg, DE;
G unther Schweier, Friedelsheim, DE;
Hans-Herbert Brintzinger, Taegerswilen, CH;
Elke Barsties, Konstanz, DE;
Werner Roell, Konstanz, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ; C07F / ; C07F / ; C07F / ; C07F / ;
U.S. Cl.
CPC ...
556 11 ; 556 12 ; 556 14 ; 556 22 ; 556 28 ; 556 30 ; 556 43 ; 556 53 ; 556 56 ; 556 87 ; 556404 ; 556431 ; 526160 ; 526161 ; 526166 ; 526169 ; 526943 ; 548402 ; 548406 ; 548400 ; 502152 ; 502162 ; 568-7 ; 585350 ;
Abstract
Metallocene complexes of the general formula I ##STR1## where the substituents Y, M, x, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.6, R.sup.7, R.sup.8, and R.sup.9 are as described in the disclosure, and ligand systems of the general formula II ##STR2## as intermediates.