Drug – bio-affecting and body treating compositions – Designated organic nonactive ingredient containing other... – Solid synthetic organic polymer
Reexamination Certificate
2004-06-03
2009-06-23
Landau, Sharmila Gollamudi (Department: 1611)
Drug, bio-affecting and body treating compositions
Designated organic nonactive ingredient containing other...
Solid synthetic organic polymer
C424S070130, C525S326100
Reexamination Certificate
active
07550512
ABSTRACT:
The present invention provides a polyethylene glycol derivative having sugar residue-containing side chains and carboxyl group-containing side chains, and a method of preparing the same. The present invention also provides a carrier for drug delivery systems and a carrier for gene transfer, both comprising the polyethylene glycol derivative.
REFERENCES:
patent: 8048763 (1996-02-01), None
patent: 8048764 (1996-02-01), None
patent: 8291217 (1996-11-01), None
patent: 2000157270 (2000-06-01), None
patent: WO 01/26692 (2001-04-01), None
Koyama, Yoshiyuki, et al., “Sugar-Containing Polyanions as a Self-Assembled Coating of Plasmid/Polycation Complexes for Receptor-Mediated Gene Delivery,” Macromol. Biosci., 2002, 2, 251-256.
Koyama Yoshiyuki
Sato Toshinori
Yamaoka Tetsuji
Keio University
Landau Sharmila Gollamudi
NOF Corporation
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Welter Rachael E
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