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:
Jan. 20, 1998
Filed:
Mar. 03, 1995
Applicant:
Inventors:
Helmut G Alt, Bayreuth, DE;
Syriac J Palackal, Bartlesville, OK (US);
M Bruce Welch, Bartlesville, OK (US);
David C Rohlfing, Bartlesville, OK (US);
Jay Janzen, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08F / ; G08F / ;
U.S. Cl.
CPC ...
526160 ; 526132 ; 526134 ; 526170 ; 5263483 ; 5263475 ; 5263476 ; 526352 ;
Abstract
A process for preparing a polymer of ethylene having a flow activation energy higher than that of a substantially linear ethylene polymer of the same molecular weight involving using bridged sandwich-bonded fluorenyl-containing metallocenes and the polymers resulting therefrom.