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. 26, 2000
Filed:
Mar. 26, 1998
Applicant:
Inventors:
Bernd Peifer, Bayreuth, DE;
Syriac J Palackal, Bartlesville, OK (US);
M Bruce Welch, Bartlesville, OK (US);
Helmut G Alt, Bayreuth, DE;
Peter Schertl, Bayreuth, DE;
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526160 ; 502102 ; 502103 ; 502117 ;
Abstract
A catalyst system comprising an organoaluminoxane cocatalyst and a polymeric fluorenyl-containing metallocene prepared from a polymer resulting from the polymerization of a 2-vinylfluorene compound or the alkylation of a fluorene compound.