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. 02, 2003
Filed:
Oct. 13, 1999
Lynda Kaye Johnson, Wilmington, DE (US);
Alison Margaret Anne Bennett, Wilmington, DE (US);
Lin Wang, Hockessin, DE (US);
Anju Parthasarathy, Glenmoore, PA (US);
Elisabeth Hauptman, Wilmington, DE (US);
Robert D. Simpson, Philadelphia, PA (US);
Jerald Feldman, Hockessin, DE (US);
Edward Bryan Coughlin, Wilmington, DE (US);
Steven Dale Ittel, Wilmington, DE (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Selected olefins such as ethylene and &agr;-olefins are polymerized by nickel [II] complexes of certain monoanionic ligands. The polyolefins are useful in many applications such as molding resins, film, fibers and others. Also described are many novel nickel compounds and their precursors, as well a novel ligands.