Claims for Patent: 5,919,455

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Summary for Patent: 5,919,455

Title:	Non-antigenic branched polymer conjugates
Abstract:	Branched, substantially non-antigenic polymers are disclosed. Conjugates prepared with the polymers and biologically active molecules such as proteins and peptides demonstrate extended circulating life in vivo. Substantially fewer sites on the biologically active material are used as attachment sites. Methods of forming the polymer, conjugating the polymers with biologically active moieties and methods of using the conjugates are also disclosed.
Inventor(s):	Richard B. Greenwald, Anthony J. Martinez
Assignee:	Enzon Pharmaceuticals Inc
Application Number:	US08/821,055
Patent Claims:

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