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.

Date of Patent:
Jul. 11, 2006

Filed:

Mar. 24, 2003
Applicants:

Arthur J. Ashe, Iii, Ann Arbor, MI (US);

Hong Yang, Ann Arbor, MI (US);

Francis J. Timmers, Midland, MI (US);

Inventors:

Arthur J. Ashe, III, Ann Arbor, MI (US);

Hong Yang, Ann Arbor, MI (US);

Francis J. Timmers, Midland, MI (US);

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/06 (2006.01); C08F 4/76 (2006.01); C08F 4/52 (2006.01);
U.S. Cl.
CPC ...
Abstract

Metal complexes, catalysts derived therefrom, and polymerization processes using the same, characterized by the presence of one or more nitrogen and boron containing, anionic 5-membered cyclic ligand groups, especially 1,2-azaborolyl groups, are disclosed.


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