Polydentate heteroatom ligand containing metal complexes,...

Details Polydentate heteroatom ligand containing metal complexes,... Polydentate heteroatom ligand containing metal complexes,...

2006-12-08

2011-12-06

Lee, Rip A. (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C526S160000, C526S348000, C526S351000, C526S346000, C556S051000

Reexamination Certificate

active

08071701

ABSTRACT:
Metal complexes comprising certain polydentate heteroatom containing ligands, catalysts, and coordination polymerization processes employing the same are suitably employed to prepare polymers having desirable physical properties.

REFERENCES:
patent: WO 03/091262 (2003-11-01), None
Beckerle et al., J. Organomet. Chem., 2004, 689, 4636-4641.
Applicaion No. PCT/US2006/046867; PCT International Preliminary Resport on Patentability dated Jun. 18, 2008 including Written Opinion. 11 pages.
Application No. 06848955.8; EPO Form 2906 01.91 TRI dated Apr. 30, 2010 2 pages.
Application No. 06848955.8-2104; EPO Form 2001 04.10CSX, dated Apr. 30, 2010. 2 pages.
Correspondence from Beck Greener to the European Patent Office dated Nov. 10, 2009; Re: Application No. 06848955.8. 6 pages.

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