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. 21, 2003
Filed:
Oct. 18, 2000
Applicant:
Inventors:
M. Bruce Welch, Bartlesville, OK (US);
Syriac J. Palackal, Bartlesville, OK (US);
Bryan E. Hauger, Claremore, OK (US);
David W. Dockter, Bartlesville, OK (US);
Alexander Köppl, Bayreuth, DE;
Helmut G. Alt, Bayreuth, DE;
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/02 ; C08F 4/42 ;
U.S. Cl.
CPC ...
C08F 2/02 ; C08F 4/42 ;
Abstract
Metallocene having two cyclic dienyl groups connected by a single carbon having an aryl substituent and a terminally unsaturated hydrocarbyl substituent, olefin polymerization catalyst systems prepared therefrom, and the use of such catalyst systems are disclosed.
Welch, M.. (2003). Metallocenes, polymerization catalyst systems, their preparation, and use (U.S. Patent No. 6509427). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6509427
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile