Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Peptide containing doai
Reexamination Certificate
2007-09-25
2007-09-25
Gupta, Anish (Department: 1654)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Peptide containing doai
C530S322000
Reexamination Certificate
active
10705743
ABSTRACT:
Methods of preparing vancomycin-polymer conjugates are disclosed. In preferred aspects, polymer residues which are preferably releasable, are selectively attached to the sugar amino and/or N-methyl amino groups of vancomycin and related compounds. Vancomycin-polymer conjugates made by the methods and methods of treatment using the conjugates are also disclosed.
REFERENCES:
patent: 5681811 (1997-10-01), Ekwuribe
patent: 6395266 (2002-05-01), Martinez et al.
patent: WO97/04796 (1997-02-01), None
patent: WO 03/040211 (2003-05-01), None
Yuichi Ohya, et al., Synthesis and Cytotoxic Activity of Conjugates of Monomethoxy-Poly-(ethylene glycol) End-Capped with DoxorubicinviaEster, Amide, or Schiff's Base Bond, Journal of Bioactive and Compatible Polymers, vol. 10-Jan. 1995 pp. 51-66.
Greenwald Richard B.
Zhao Hong
Enzon Pharmaceuticals, Inc.
Gupta Anish
Heard Thomas S.
Lucas & Mercanti LLP
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